Cooper, D. R. (2006). Marketing research: Concepts and cases. Tata Mcgraw-Hill.
Čikaški stil citiranjaCooper, Donald R. Marketing Research: Concepts and Cases. New Delhi: Tata Mcgraw-Hill, 2006.
MLA način citiranjaCooper, Donald R. Marketing Research: Concepts and Cases. Tata Mcgraw-Hill, 2006.
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