@book{47851,
	author = {Briggs, Leslie J. and Center for Research and Evaluation in Applications of Technology in Education},
	title = {Los Medios de la instrucción},
	publisher = {Editorial Guadalupe},
	year = {1973.},
	series = {Pedagógica. Sección I: Problemática de la Educación},
	address = {Buenos Aires},
	note = {Translation of Instructional media.}
}