Kotler, P. (1989). Marketing management/6e (6th ed.). Prentice Hall Of India pvt. ltd.
Chicago Edition CitationKotler, P. Marketing Management/6e. 6th ed. New Delhi: Prentice Hall Of India pvt. ltd, 1989.
MLA citiranjeKotler, P. Marketing Management/6e. 6th ed. Prentice Hall Of India pvt. ltd, 1989.
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