Citazione Stile APA (7a Edizione)

(1972). Unified approach to development planning analysis and planning: Case studies. United Nations Research Institute for Social Development.

Citazione stile Chigago Style (17a edizione)

Unified Approach to Development Planning Analysis and Planning: Case Studies. Geneva: United Nations Research Institute for Social Development, 1972.

Citatione MLA (9a ed.)

Unified Approach to Development Planning Analysis and Planning: Case Studies. United Nations Research Institute for Social Development, 1972.