@book{6176,
	author = {COHEN, LOUIS. and MANION, LAWRENCE.},
	title = {METODOS DE INVESTIGACION EDUCATIVA/ },
	publisher = {LA MURALLA},
	year = {1990},
	series = {COLEC. AULA ABIERTA},
	address = {MADRID: },
	note = {INCLUYE BIBLIOGRAFIAS E INDICE.}
}