Kotler, P., & Armstrong, G. (2012). Principles of marketing (Fourtheenth edition.). Upper Saddle River, NJ: Prentice Hall.
Chicago Style CitationKotler, Philip, and Gary Armstrong. Principles of Marketing. Fourtheenth edition. Upper Saddle River, NJ: Prentice Hall, 2012.
MLA CitationKotler, Philip, and Gary Armstrong. Principles of Marketing. Fourtheenth edition. Upper Saddle River, NJ: Prentice Hall, 2012.
Warning: These citations may not always be 100% accurate.