Kotler, P. 1., & Armstrong, G. (1991). Fundamentos de mercadotecnia (2a ed.). México [etc.]: Prentice-Hall-Hispanoamericana.
Chicago Style CitationKotler, Philip 1931-, and Gary Armstrong. Fundamentos De Mercadotecnia. 2a ed. México [etc.]: Prentice-Hall-Hispanoamericana, 1991.
MLA CitationKotler, Philip 1931-, and Gary Armstrong. Fundamentos De Mercadotecnia. 2a ed. México [etc.]: Prentice-Hall-Hispanoamericana, 1991.
Warning: These citations may not always be 100% accurate.