@book{89238,
	author = {Parra, Violeta and Piña, Juan Andrés.},
	title = {21 [i.e. Veintiuno] son los dolores},
	publisher = {Ediciones Aconcagua},
	year = {[1981?]},
	series = {Colección Mistral},
	address = {Santiago, Chile},
	edition = {4a. ed.},
	note = {Song texts.}
}