@book{14354,
	author = {CALLEJO GALLEGO, Javier and GOMEZ ESTEBAN, Concepción and UNIVERSIDAD NACIONAL DE EDUCACION A DISTANCIA},
	title = {<El> techo de cristal en el sistema educativo español /},
	publisher = {UNED,},
	year = {2004},
	series = {Estudios de la UNED},
	address = {Madrid :}
}