Issue Date	Title	Author(s)
1997	Sampling methods and techniques : a study of legionella isolated from freshwater habitats	Zerafa, Dorianne
1997	Recycling of plastic waste.	Zerafa, Brian Karl
1997	Paper recycling.	Silvio, Ivan
1997	Indicators of product quality and food safety.	Scotto, Konrad
1997	Pesticides in the environment.	Said, Jesabelle
1997	Quality of potable water : tap water	Curmi Dimech, Ruth
1997	Shelf life in foods.	Camilleri, Sonia
1997	Smoke and other emissions from stationary and mobile sources.	Abela, Doreen
1997	Food addictives : their function and control.	Borg, Dolores