@book{133705,
	author = {Bach, Heinz.},
	title = {La deficiencia mental},
	publisher = {Cincel-Kapelusz},
	year = {c1980.},
	series = {Colección de Educación especial},
	address = {Madrid},
	note = {Translation of : Geistig behinderten Pädagogik.}
}