United Nations. Dept. of Technical Cooperation for Development. (1987). Guidelines for development planning: Procedures, methods, and techniques. United Nations.
Citazione stile Chigago Style (17a edizione)United Nations. Dept. of Technical Cooperation for Development. Guidelines for Development Planning: Procedures, Methods, and Techniques. New York: United Nations, 1987.
Citatione MLA (9a ed.)United Nations. Dept. of Technical Cooperation for Development. Guidelines for Development Planning: Procedures, Methods, and Techniques. United Nations, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.