@book{45374,
	author = {Sinclair, Upton,},
	title = {Prince Hagen},
	publisher = {Project Gutenberg,},
	year = {2002},
	address = {Salt Lake City, UT :},
	note = {A modern morality play of the Niebelungs of Wagner's Ring Cycle Operas.},
	url = {https://www.gutenberg.org/ebooks/3303}
}