@book{70213,
	author = {Mastroianni, Luigi. and ebrary, Inc.},
	title = {Developing new contraceptives},
	publisher = {National Academy Press,},
	year = {1990.},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10056789}
}