APA aipamena

Aaker, D. A., & Day, G. (1990). Marketing research/4e (4th ed.). John Wiley.

Chicago Style aipamena

Aaker, David. A., and George.S Day. Marketing Research/4e. 4th ed. John Wiley, 1990.

MLA aipamena

Aaker, David. A., and George.S Day. Marketing Research/4e. 4th ed. John Wiley, 1990.

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