@book{81250,
	author = {Wallenstein, Anton.},
	title = {La educación del nino y del adolescente},
	publisher = {Editorial Herder},
	year = {1957.},
	series = {Biblioteca Herder},
	address = {Barcelona},
	note = {Translation of : Kindheit und Jugend als Erziehungsaufgabe.}
}