@book{173583,
	author = {Haseloff, Otto Walter and Jorswieck, Eduard.},
	title = {El aprender},
	publisher = {Espasa-Calpe},
	year = {1975},
	series = {Monografías de psicología normal y patológica ; 13},
	address = {Madrid},
	note = {Translation of : Psychologie des Lernens}
}