@book{4612,
	author = {Ajuriaguerra, Julián de, and Auzías, Marguerite,},
	title = {La escritura del niño /},
	publisher = {Laia,},
	year = {1977.},
	series = {Papel 451 ;},
	address = {Barcelona, España :},
	edition = {Segunda edición castellana.}
}