@book{36929,
	author = {Wagner, Betty Jane. and Stunard, E. Arthur.},
	title = {Como hacer facilmente material didactico /},
	publisher = {Ediciones Ceac,},
	year = {1989.},
	series = {Colección educación y enseñanza},
	address = {Madrid :},
	edition = {3a ed.}
}