@book{96673,
	author = {Carin, Arthur A. and Sund, Robert B.},
	title = {La enseñanza de las ciencias por el descubrimiento},
	publisher = {UTEHA},
	year = {c1967.},
	series = {Biblioteca clásicos y modernos de educacion},
	address = {México},
	note = {Translation of : Teaching science through discovery.}
}