APA aipamena

Kumar, V. (1999). Essentials of marketing research. New York: John Wiley and Sons.

Chicago Style aipamena

Kumar, V. Essentials of Marketing Research. New York: John Wiley and Sons, 1999.

MLA aipamena

Kumar, V. Essentials of Marketing Research. New York: John Wiley and Sons, 1999.

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