@book{68665,
	author = {Scholer, Walter. and Zielinski, Johannes.},
	title = {Fundamentos de la instrucción programada /},
	publisher = {Angel Estrada,},
	year = {1970.},
	address = {Buenos Aires :},
	edition = {1. ed.},
	note = {Translation of Pédagogische Grundlagen der programmierten Unterweisung unter empierischem Aspekt.}
}