Παραπομπή APA

Schoner, B., & Uhl, K. P. (1976). Marketing research: A short course for professionals. New York: John Wiley & Sons.

Παραπομπή Chicago Style

Schoner, Bertram., and Kenneth P. Uhl. Marketing Research: A Short Course for Professionals. New York: John Wiley & Sons, 1976.

Παραπομπή MLA

Schoner, Bertram., and Kenneth P. Uhl. Marketing Research: A Short Course for Professionals. New York: John Wiley & Sons, 1976.

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