Kotler, P., & Armstrong, G. (1995). Principles of marketing/6e (6th ed.). Prentice-hall.
Chicago Edition CitationKotler, Philip, and Gary Armstrong. Principles of Marketing/6e. 6th ed. New Delhi: Prentice-hall, 1995.
MLA citiranjeKotler, Philip, and Gary Armstrong. Principles of Marketing/6e. 6th ed. Prentice-hall, 1995.
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