United Nations. Dept. of Technical Cooperation for Development. (1987). Guidelines for development planning: Procedures, methods, and techniques. United Nations.
Chicago-referens (17:e uppl.)United Nations. Dept. of Technical Cooperation for Development. Guidelines for Development Planning: Procedures, Methods, and Techniques. New York: United Nations, 1987.
MLA-referens (9:e uppl.)United Nations. Dept. of Technical Cooperation for Development. Guidelines for Development Planning: Procedures, Methods, and Techniques. United Nations, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.