@book{9790,
	author = {Warren, Leonard,},
	title = {Joseph Leidy},
	publisher = {Yale University Press,},
	year = {c1998.},
	address = {New Haven :},
	url = {http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=52836}
}