@book{4269,
	author = {Calderón de la Barca, Pedro and Estrella Gutiérrez, Fermín},
	title = {La vida es sueño},
	publisher = {Kapelusz},
	year = {1955},
	series = {Biblioteca de Grandes Obras de la Literatura Universal},
	address = {Buenos Aires},
	edition = {3ª ed.}
}