| Issue Date | Title | Author(s) |
| 2022-07-26 | 25th Anniversary concert Joseph Calleja | Malta Philharmonic Orchestra; Calleja, Joseph; Domingo, Placido |
| 2004-05 | Activities at the University Gozo Centre : 2003 | Calleja, Joseph |
| 2019 | Book review : The making of a medico - a memoir | Calleja, Joseph |
| 2015 | A critical review of the remedies available under the domestic public procurement regime in the light of EU developments | Calleja, Joseph |
| 2009-06 | Editorial : artistic life in Gozo | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino; Camilleri Rolls, Caroline |
| 2005-12 | Editorial : Gozo and its boundaries | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2006-12 | Editorial : Gozo at the cross-roads | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2008-06 | Editorial : Gozo festivals | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2004-05 | Editorial : preserving our heritage | Cauchi, M.N.; Calleja, Joseph |
| 2006-06 | Editorial : Stop, stop, stop! | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2005-03 | Editorial : the advantages of distance learning | Cauchi, Maurice N.; Calleja, Joseph |
| 2008-12 | Editorial : the demise of Gozitan dialects | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2007-06 | Editorial : the environment is everybody’s business | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2007-12 | Editorial: Crossing to and from Gozo | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2017 | EU data protection in the fight against money laundering | Calleja, Joseph |
| 2004-05 | Exhibition by Gozitan artist Mark Sagona | Calleja, Joseph |
| 2005-03 | Extra curricular activities at the University Gozo Centre 2004 | Calleja, Joseph |
| 2006-06 | Extra-curricular activities at the University Gozo Centre (January - June 2006) | Calleja, Joseph |
| 2005-12 | Extra-curricular activities at the University Gozo Centre - 2005 | Calleja, Joseph |
| 2016-08-20 | From one Maltese tenor to another | Zammit Stevens, Cliff; Calleja, Joseph |
| 1988 | Gn 1, 26s in filone, nelle omelie di origene e nel commentario in Genesim di didimo il cieco | Calleja, Joseph |
| 1997 | The Gourgion Tower | Calleja, Joseph; Zammit Haber, Frans |
| 2005-03 | Gozitan artist at St James Cavalier Centre for Creativity | Calleja, Joseph |
| 2006 | The Gozo Observer : Issue 15 : December 2006 | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2007 | The Gozo Observer : Issue 16 : June 2007 | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2007-12 | The Gozo Observer : Issue 17 : December 2007 | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2008-06 | The Gozo Observer : Issue 18 : June 2008 | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2008-12 | The Gozo Observer : Issue 19 : December 2008 | Calleja, Joseph; Cauchi, Maurice N.; Briguglio, Lino |
| 2009-12 | The Gozo Observer : Issue 21 : December 2009 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2010-06 | The Gozo Observer : Issue 22 : June 2010 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2010-12 | The Gozo Observer : Issue 23 : December 2010 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2011-06 | The Gozo Observer : Issue 24 : June 2011 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2011-12 | The Gozo Observer : Issue 25 : December 2011 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2012-06 | The Gozo Observer : Issue 26 : June 2012 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2012-12 | The Gozo Observer : Issue 27 : December 2012 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2013-06 | The Gozo Observer : Issue 28 : June 2013 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2013-12 | The Gozo Observer : Issue 29 : December 2013 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2014 | The Gozo Observer : Issue 30 : Summer 2014 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2015 | The Gozo Observer : Issue 31 : Winter 2015 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2015 | The Gozo Observer : Issue 32 : Summer 2015 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2016 | The Gozo Observer : Issue 33 : Winter 2016 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2016 | The Gozo Observer : Issue 34 : Summer 2016 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2017 | The Gozo Observer : Issue 35 : Winter 2017 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2017 | The Gozo Observer : Issue 36 : Summer 2017 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2017 | The Gozo Observer : Issue 37 : Winter 2017 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2018 | The Gozo Observer : Issue 38 : Summer 2018 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2019 | The Gozo Observer : Issue 39 : Winter 2019 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2019 | The Gozo Observer : Issue 40 : Summer 2019 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2020 | The Gozo Observer : Issue 41 : Winter 2020 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2020 | The Gozo Observer : Issue 42 : Summer 2020 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2021 | The Gozo Observer : Issue 43 : Winter 2021 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2021 | The Gozo Observer : Issue 44 : 2021 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2022 | The Gozo Observer : Issue 45 : 2022 | Briguglio, Lino; Calleja, Joseph; Cauchi, Maurice N.; Camilleri Rolls, Caroline |
| 2023 | The Gozo Observer : Issue 46 : 2023 | Briguglio, Lino; Calleja, Joseph; Camilleri Rolls, Caroline |
| 2023 | The Gozo Observer : Issue 47 : 2023 | Briguglio, Lino; Calleja, Joseph; Camilleri Rolls, Caroline |
| 1990 | John 11 : author's stylistic devices and Church vocabulary | Calleja, Joseph |
| 2021 | Joseph : the silent witness | Calleja, Joseph; Borg, Joseph; Frendo, Maria; Il-Ħaġar, Heart of Gozo Museum (Victoria, Malta) |
| 2008-07-12 | Joseph Calleja : Luciano Pavarotti tribute concert (Program) | Calleja, Joseph; Schembri, Brian |
| 2012 | Never a dull moment | Calleja, Joseph; Grech, Marvin |
| 2007-06 | Recent activities at the University Gozo Centre | Calleja, Joseph |
| 2007-12 | Recent activities at the University Gozo Centre | Calleja, Joseph |
| 2008-12 | Recent activities at the University Gozo Centre | Calleja, Joseph |
| 2008-06 | Recent activities at the University Gozo Centre | Calleja, Joseph |
| 2009-06 | Recent activities at the University of Malta (Gozo Campus) | Calleja, Joseph |
| 2012 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2015 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2019 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2014 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2014 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2011 | Recent Activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2012 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2016 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2016 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2013 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2013 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2010 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2010 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2011 | Recent Activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2009-12 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2017 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2022 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2023 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2021 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2023 | Recent activities at the University of Malta - Gozo Campus | Calleja, Joseph |
| 2018 | Recent activities at the University of Malta : Gozo Campus | Calleja, Joseph |
| 2017-11 | Recent activities at the University of Malta : Gozo Campus | Calleja, Joseph |
| 2021 | Recent activities at the University of Malta : Gozo Campus | Calleja, Joseph |
| 2020 | Recent activities at the University of Malta : Gozo Campus | Calleja, Joseph |
| 2018 | Recent activities at the University of Malta : Gozo Campus [Gozo Observer, 38] | Calleja, Joseph |
| 2019 | Recent activities at the University of Malta : Gozo Campus [Gozo Observer, 39] | Calleja, Joseph |
| 2020 | Recent activities at the University of Malta – Gozo Campus | Calleja, Joseph |
| 2011 | Salvu Attard. Il-Magistrat tal-Qala 1886-1972. Nota awtobijografika tal-Magistrat Salvu Attard, bi kritika u annotamenti storici minn Michael Refalo | Calleja, Joseph |
| 2006-12 | Some extra-curricular activities at the University Gozo Centre (July - December 2006) | Calleja, Joseph |
| 2009 | St. Paul : faith and iconography : representations in art in Malta : late medieval to the present | Attard, Geoffrey G.; Sagona, Mark; Calleja, Joseph; Catholic Church. Diocese of Gozo. Sacred Art Commission; Malta. Ministry for Gozo. Culture Section |
| 2012 | The University Gozo Campus : twenty years on | Calleja, Joseph; Camilleri Rolls, Caroline |
| 2007 | The University of Malta Gozo campus : fifteen years on | Calleja, Joseph |
