@book{12528,
	author = {Pirsig, Maynard E. and Kirwin, Kenneth F., coaut.},
	title = {Professional responsability, cases and materials/},
	publisher = {West Publishing Company},
	series = {American Casebook Series},
	address = {Estados Unidos de América :},
	note = {La obra pertenece al comodato del Dr. Arturo Salinas Martínez}
}