@book{57810,
	author = {Field, Martha A. and ebrary, Inc.},
	title = {Surrogate motherhood},
	publisher = {Harvard University Press,},
	year = {1990.},
	address = {Cambridge, MA :},
	edition = {Expanded ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10314220}
}