Dyfyniad APA

Barber, W. J. (1967). History of economic thought. Penguin Books.

Dyfyniad Arddull Chicago

Barber, William J. History of Economic Thought. Australia: Penguin Books, 1967.

Dyfyniad MLA

Barber, William J. History of Economic Thought. Penguin Books, 1967.

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