@book{97721,
	author = {Richardson, Keith, and ebrary, Inc.},
	title = {Developmental psychology},
	publisher = {L. Erlbaum,},
	year = {2000.},
	address = {Mahwah, N.J. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10110102}
}