@book{9012,
	author = {Varela Villegas, Rodrigo and Salinas Gómez, Orlando },
	title = {Innovación empresarial :},
	publisher = {Prentice Hill :},
	year = {2001.},
	address = {Bogotá },
	edition = {2a ed.},
	note = {Incluye índice alfabético}
}