Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). (1969). Planning domestic and external resources for investment: Report. United Nations.
Cita Chicago (17th ed.)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. New York: United Nations, 1969.
Cita MLA (9th ed.)Interregional Seminar on Development Planning (2nd : 1966 : Amsterdam). Planning Domestic and External Resources for Investment: Report. United Nations, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.