@book{169893,
	author = {Fernández Alés, Rocío and Leiva Morales, María José},
	title = {Ecología para la agricultura  /},
	publisher = {Mundi-Prensa,},
	year = {2003},
	address = {España :},
	note = {ej.1: consumo \ ej.2: consumo \ ej.3: S/N (sin sellos)}
}