@book{1947,
	author = {Harkness, John E. and Wagner, Joseph.},
	title = {Biología y clínica de conejos y roedores /},
	publisher = {ACRIBIA,},
	year = {1980.},
	address = {Zaragoza :},
	edition = {1ª ed.},
	note = {Incluye casos clínicos.}
}