United Nations Conference on Trade and Development. (1985). Collusive tendering: Study. United Nations.
Цитирование в стиле Чикаго (17-е изд.)United Nations Conference on Trade and Development. Collusive Tendering: Study. New York: United Nations, 1985.
Цитирование MLA (8-е изд.)United Nations Conference on Trade and Development. Collusive Tendering: Study. United Nations, 1985.
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