Crouch, S. (2007). MArketing research for managers (3rd.). Elsevier.
Chicago Style (17. basım) AtıfCrouch, Sunny. MArketing Research for Managers. 3rd. New Delhi: Elsevier, 2007.
MLA (9th ed.) AtıfCrouch, Sunny. MArketing Research for Managers. 3rd. Elsevier, 2007.
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