Dyfyniad APA

Roll, E. (1993). History of economic thought (5.). Rupa Company.

Dyfyniad Arddull Chicago

Roll, Emic. History of Economic Thought. 5. New Delhi: Rupa Company, 1993.

Dyfyniad MLA

Roll, Emic. History of Economic Thought. 5. Rupa Company, 1993.

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