@book{92312,
	author = {Koning, C. J.},
	title = {Der Tabak: Studien über seine Kultur und Biologie},
	publisher = {Project Gutenberg,},
	year = {2016},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-03-16},
	url = {https://www.gutenberg.org/ebooks/51474}
}