STEVENS RICHARD W. (2002). MARKETING RESEARCH: TEXT AND CASES. JAICO PUBLISHING HOUSE.
Čikaški stil citiranja (17. izdanje)STEVENS RICHARD W. MARKETING RESEARCH: TEXT AND CASES. MUMBAI: JAICO PUBLISHING HOUSE, 2002.
MLA način citiranja (9. izdanje)STEVENS RICHARD W. MARKETING RESEARCH: TEXT AND CASES. JAICO PUBLISHING HOUSE, 2002.
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