@book{91617,
	author = {Wittich, Engelbert, and Günther, Georg Ludolf Louis,},
	title = {Die jenische Sprache},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-12-28},
	url = {https://www.gutenberg.org/ebooks/50779}
}