@book{30136,
	author = {Sharp, Margaret},
	title = {Psicología del aprendizaje infantil.},
	publisher = {Kapelusz,},
	year = {1978.},
	series = {Biblioteca de Cultura Pedagógica ;},
	address = {Buenos Aires :},
	edition = {1a ed.},
	note = {Glosario p. 139-141.}
}