@book{124700,
	author = {Weisgerber, Robert A.},
	title = {Tendencias actuales de la enseñanza individualizada},
	publisher = {Ediciones Anaya},
	year = {[1980]},
	series = {Ciencias de la educación, Anaya/2},
	address = {[Madrid]},
	note = {Translation of : Developmental efforts in individualized learning.}
}