@book{48981,
	author = {Walker, Orville C., and Boyd, Harper W.},
	title = {Marketing estratégico /},
	publisher = {McGraw-Hill/Interamericana,},
	year = {[2005]},
	address = {México :},
	edition = {Cuarta edición, },
	note = {Traducción de: Marketing strategy : a decision-focused approach. 4th ed.}
}