Cooper, D. R. . .., & Schindler,Pamela S. (2006). Marketing research: Concepts and cases. Mc Graw Hill.
Chicago Style aipamenaCooper, Donald R ., and Schindler,Pamela S. Marketing Research: Concepts and Cases. Boston: Mc Graw Hill, 2006.
MLA aipamenaCooper, Donald R ., and Schindler,Pamela S. Marketing Research: Concepts and Cases. Mc Graw Hill, 2006.
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