(1971). Program for the liberalization of international trade: Statement and report. Paris: [Paris].
Trích dẫn kiểu ChicagoProgram for the Liberalization of International Trade: Statement and Report. Paris: [Paris], 1971.
MLA引文Program for the Liberalization of International Trade: Statement and Report. Paris: [Paris], 1971.
警告:这些引文格式不一定是100%准确.