@book{82775,
	author = {Perry, Arthur Latham,},
	title = {Principles of Political Economy},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-01-28},
	url = {https://www.gutenberg.org/ebooks/41936}
}