@book{57295,
	author = {Caballero Sánchez de Puerta, Pilar.},
	title = {Manual.},
	publisher = {Editorial CEP S.L.,},
	year = {2014.},
	address = {Madrid :},
	note = {Incluye índice.},
	url = {https://elibro.net/ereader/politecnicointernacional/51038}
}