Dyfyniad APA

Robertson, D. (1972). Macmillan studies in economics: International trade policy. Macmillan Press Limited.

Dyfyniad Arddull Chicago

Robertson, David. Macmillan Studies in Economics: International Trade Policy. London: Macmillan Press Limited, 1972.

Dyfyniad MLA

Robertson, David. Macmillan Studies in Economics: International Trade Policy. Macmillan Press Limited, 1972.

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