@book{57668,
	author = {Rohlfs, Gerhard,},
	title = {Beiträge zur Entdeckung und Erforschung Africa's. :},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-07-13},
	url = {https://www.gutenberg.org/ebooks/16280}
}