@book{60625,
	author = {Liverman, Catharyn T. and ebrary, Inc.},
	title = {Internet access to the National Library of Medicine's toxicology and environmental health databases},
	publisher = {National Academy Press,},
	year = {1998.},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10040987}
}