Dyfyniad APA

Stevens, R. E., & Loudon, D. L. W. (2000). Marketing planning guide. Jaico Publishing.

Dyfyniad Arddull Chicago

Stevens, Robert E., and David L Wrenn Loudon. Marketing Planning Guide. Mumbai: Jaico Publishing, 2000.

Dyfyniad MLA

Stevens, Robert E., and David L Wrenn Loudon. Marketing Planning Guide. Jaico Publishing, 2000.

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