Dyfyniad APA

Silver,Lawrence et.al. (2013). The Essential of Marketing Research (3rd ed.). Routledge.

Dyfyniad Arddull Chicago

Silver,Lawrence et.al. The Essential of Marketing Research. 3rd ed. Newyork: Routledge, 2013.

Dyfyniad MLA

Silver,Lawrence et.al. The Essential of Marketing Research. 3rd ed. Routledge, 2013.

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