@book{51367,
	author = {  Sánchez-Hidalgo, Efraín Sigisfredo.},
	title = {Psicología educativa / },
	publisher = {Universitaria,},
	year = {1969.},
	address = {México, D. F.  :},
	edition = {6a. ed., rev.},
	note = {Incluye índice de materias.}
}