Wright, R. (2004). Business- to- business marketing: Astep- by- step guide. London: Prentice Hall.
Chicago Stili AlıntıWright, Ray. Business- To- Business Marketing: Astep- By- Step Guide. London: Prentice Hall, 2004.
MLA AlıntıWright, Ray. Business- To- Business Marketing: Astep- By- Step Guide. London: Prentice Hall, 2004.
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