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The generalized system of preferences and the multilateral trade negotiations : study by the UNCTAD secretariat
(1978)
Trade preferences for developing countries
Murray, Tracy W., (1977)
Trade preferences for less-developed countries : an analysis of United States policy
Weintraub, Sidney, (1967)
Investigations under the "Escape Clause" of trade agreements : outcome or current status of applications filed ..., as of July 1, 1960
(1960)