@book{174337,
	author = {MacDonald, Kevin B. and ebrary, Inc.},
	title = {Parent-child play},
	publisher = {State University of New York Press,},
	year = {c1993.},
	series = {SUNY series, children's play in society},
	address = {Albany, N.Y. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10040225}
}