Joint WHO/UNICEF Nutrition Support Programme. (1989). Nutrition learning packages. World Health Organization.
Chicago-referens (17:e uppl.)Joint WHO/UNICEF Nutrition Support Programme. Nutrition Learning Packages. Geneva: World Health Organization, 1989.
MLA-referens (8:e uppl.)Joint WHO/UNICEF Nutrition Support Programme. Nutrition Learning Packages. World Health Organization, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.