@book{20,
	author = {GUTIERREZ BENITO, Eduardo and CCOO},
	title = {Consideraciones al nuevo indice de precios al consumo :},
	publisher = {Gabinete Técnico Confederal,},
	year = {1993},
	series = {Documentos de trabajo ;},
	address = {Madrid :},
	url = {http://docpublicos.ccoo.es/cendoc/000837ConsideracionesNuevoIndicePrecios.pdf}
}