@book{4908,
	author = {Ansoff, H. Igor. and McDonell, Edward J.},
	title = {La dirección estratégica en la práctica empresarial / },
	publisher = {Addison-Wesley Iberoamericana,},
	year = {1997.},
	address = {Wilmington, Delaware ; Santa Fe de Bogotá : },
	edition = {2a. ed.}
}