@book{1811,
	author = {Harmer, Earl W. and Thomas, Juan Jorge.},
	title = {La práctica de la enseñanza :},
	publisher = {Kapelusz,},
	year = {[1970]},
	series = {Biblioteca de cultura pedagógica ;},
	address = {Buenos Aires :},
	note = {Título original: Instructional strategies for student teachers.}
}