@book{202610,
	author = {Hickman, Cleveland Pendleton},
	title = {Principios integrales de zoología},
	publisher = {McGraw-Hill},
	year = {c2006.},
	address = {Madrid},
	edition = {13th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip052/2004023950.html}
}