Silver,Lawrence et.al. (2013). The Essential of Marketing Research (3rd ed.). Routledge.
Chicago Stili AlıntıSilver,Lawrence et.al. The Essential of Marketing Research. 3rd ed. Newyork: Routledge, 2013.
MLA AlıntıSilver,Lawrence et.al. The Essential of Marketing Research. 3rd ed. Routledge, 2013.
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