Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). (1969). Planning domestic and external resources for investment: Report. United Nations.
Citazione stile Chigago Style (17a edizione)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. New York: United Nations, 1969.
Citatione MLA (9a ed.)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. United Nations, 1969.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.