@book{23253,
	author = {Montengón, Pedro, and Sancha, Antonio de,},
	title = {El Rodrigo :},
	publisher = {en casa de Sancha :},
	year = {1793},
	address = {En Madrid :},
	note = {Marca de l'impr. a port.},
	url = {http://books.google.com/books?vid=BNC:1001142677&hl=ca&printsec=frontcover}
}