@book{52072,
	author = {Henderson, Hubert Douglas, Sir, and Keynes, John Maynard,},
	title = {Supply and Demand},
	publisher = {Project Gutenberg,},
	year = {2004},
	address = {Salt Lake City, UT :},
	note = {Release date is 2004-01-01},
	url = {https://www.gutenberg.org/ebooks/10612}
}