@book{21874,
	author = {Espronceda, José de, and Ontañon, Juana de.},
	title = {Obras poéticas  },
	publisher = {Porrúa },
	year = {2001.},
	series = {Sepan cuantos;},
	address = {México },
	edition = {6a ed.},
	note = {Incluye índice}
}