Παραπομπή APA

Zikmund, W. G., & Babin, B. J. (2007). Essentials of marketing research (3rd ed.). Mason, OH: South-Western/Cengage Learning.

Παραπομπή Chicago Style

Zikmund, William G., και Barry J. Babin. Essentials of Marketing Research. 3rd ed. Mason, OH: South-Western/Cengage Learning, 2007.

Παραπομπή MLA

Zikmund, William G., και Barry J. Babin. Essentials of Marketing Research. 3rd ed. Mason, OH: South-Western/Cengage Learning, 2007.

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