@book{191048,
	author = {Hiebert, James. and National Center for Education Statistics.},
	title = {Teaching mathematics in seven countries},
	publisher = {National Center for Education Statistics},
	year = {[2003]},
	address = {Washington, DC},
	note = {ESTE LIBRO INCLUYE UN DISCO, LO PUEDE SOLICITAR EN EL MOSTRADOR DE CIRCULACION AL MOMENTO DEL PRESTAMO.},
	url = {http://purl.access.gpo.gov/GPO/LPS31989}
}