Dyfyniad APA

Blaug, M. (1996). Economic theory in retrospect (5th ed.). Uty. Press.

Dyfyniad Arddull Chicago

Blaug, Mark. Economic Theory in Retrospect. 5th ed. Cambridge: Uty. Press, 1996.

Dyfyniad MLA

Blaug, Mark. Economic Theory in Retrospect. 5th ed. Uty. Press, 1996.

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