@book{129285,
	author = {Berceo, Gonzalo de},
	title = {Obras completas de Gonzalo de Berceo.},
	publisher = {Instituto de Estudios Riojanos, Servicio de Cultura de la Excma. Diputación Provincial},
	year = {1977.},
	address = {Logronõ},
	edition = {3. ed.}
}