Παραπομπή APA

McEachern, W. A. (2006). Economics: A contemporary introduction (7th ed.). Mason, OH: Thomson/South-Western.

Παραπομπή Chicago Style

McEachern, William A. Economics: A Contemporary Introduction. 7th ed. Mason, OH: Thomson/South-Western, 2006.

Παραπομπή MLA

McEachern, William A. Economics: A Contemporary Introduction. 7th ed. Mason, OH: Thomson/South-Western, 2006.

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