@book{48775,
	author = {Silverman, Robert E.},
	title = {Cómo emplear la enseñanza programada en el aula.},
	publisher = {Editorial Pax-Mexico},
	year = {1972.},
	address = {México},
	edition = {1. ed.; traducción de Salvador Medrano C.},
	note = {Translation of : How to use programmed instruction in the classroom.}
}