Schmidt, M. J., & Hollensen, S. (2007). Marketing research: An international approach. Pearson Education.
Chicago Stili AlıntıSchmidt, Marcus J., ve Svend Hollensen. Marketing Research: An International Approach. New Delhi: Pearson Education, 2007.
MLA AlıntıSchmidt, Marcus J., ve Svend Hollensen. Marketing Research: An International Approach. Pearson Education, 2007.
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