Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). (1969). Planning domestic and external resources for investment: Report. United Nations.
Chicago-referens (17:e uppl.)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. New York: United Nations, 1969.
MLA-referens (9:e uppl.)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. United Nations, 1969.
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