@book{49124,
	author = {Pahl, Gerhard, and Beitz, Wolfgang,},
	title = {Engineering design :},
	publisher = {Springer-Verlag,},
	year = {[1996]},
	address = {Berlin [Alemania] :},
	edition = {Second edition},
	note = {Mención de edición tomada de la cubierta.}
}