@book{31333,
	author = {Kotler, Phillip. and Cordoba y Magro, Mercedes,},
	title = {Dirección de la mercadotecnia :},
	publisher = {Prentice Hall,},
	year = {1993.},
	address = {Mexico :},
	edition = {7a ed.},
	note = {Incluye indice.}
}