@book{2922,
	author = {Boyd, Denise Roberts. and Bee, Helen L.,},
	title = {Lifespan development /},
	publisher = {Pearson Allyn & Bacon,},
	year = {c2009.},
	address = {Toronto :},
	edition = {3rd Canadian ed.},
	note = {Previous eds. written by Helen Bee, Denise Boyd and Paul Johnson.
}
}