Kotler, P., & Gary Armstrong. (2012). Principle of marketing (14th ed.). Boston: Pearson Prentice Hall.
Chicago Style CitationKotler, Philip, and Gary Armstrong. Principle of Marketing. 14th ed. Boston: Pearson Prentice Hall, 2012.
MLA CitationKotler, Philip, and Gary Armstrong. Principle of Marketing. 14th ed. Boston: Pearson Prentice Hall, 2012.
Warning: These citations may not always be 100% accurate.