United Nations Industrial Development Organization. (1975). Guidelines for contracting for industrial projects in developing countries. United Nations.
Цитирование в стиле Чикаго (17-е изд.)United Nations Industrial Development Organization. Guidelines for Contracting for Industrial Projects in Developing Countries. New York: United Nations, 1975.
Цитирование MLA (9-е изд.)United Nations Industrial Development Organization. Guidelines for Contracting for Industrial Projects in Developing Countries. United Nations, 1975.
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