@book{24280,
	author = {Moore, Keith L. and Persaud, T. V. N.},
	title = {Before we are born :},
	publisher = {Saunders/Elsevier,},
	year = {2008.},
	address = {Philadelphia, PA :},
	edition = {7th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip075/2006039362.html}
}