@book{103539,
	author = {Stockberger, W. W.},
	title = {Drug Plants Under Cultivation},
	publisher = {Project Gutenberg,},
	year = {2020},
	series = {United States. Department of Agriculture. Farmers' bulletin no. 663},
	address = {Salt Lake City, UT :},
	note = {Release date is 2020-07-20},
	url = {https://www.gutenberg.org/ebooks/62715}
}