@book{68576,
	author = {Field, Martha A. and Sanchez, Valerie A., and ebrary, Inc.},
	title = {Equal treatment for people with mental retardation},
	publisher = {Harvard University Press,},
	year = {1999.},
	address = {Cambridge, MA :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10331320}
}