@book{23746,
	author = {Pough, F. Harvey. and Janis, Christine M.},
	title = {Vertebrate life /},
	publisher = {Benjamin Cummings,},
	year = {2009.},
	address = {San Francisco :},
	edition = {8th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0822/2008028645.html}
}