@book{29004,
	author = {Werner, Heinz, and Garside, E. B.},
	title = {Comparative psychology of mental development /},
	publisher = {International Universities Press,},
	year = {1948 [1957].},
	address = {New York :},
	edition = {Rev. ed.},
	note = {Translation by E. B. Garside of Einf�uhrung in die Entwicklungspsychologie.}
}