@book{84789,
	author = {Mitjana, Rafael,},
	title = {Cincuenta y cuatro Canciones Españolas del siglo XVI: Cancionero de Uppsala},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/Cancionero_de_Upsala Wikipedia page about this book: https://es.wikipedia.org/wiki/Cancionero_de_Upsala},
	url = {https://www.gutenberg.org/ebooks/43950}
}