@book{292698,
	author = {Arnal Atares, Pedro V. and Laguna Blanca, Anatonio},
	title = {Tractores y motores agricolas / Pedro V. Arnal Atares},
	publisher = {Mundi-Prensa},
	year = {2005},
	address = {Madrid},
	edition = {3a ed., rev.}
}