@book{103231,
	author = {Malthus, T. R.},
	title = {The Measure of Value Stated and Illustrated :},
	publisher = {Project Gutenberg,},
	year = {2020},
	address = {Salt Lake City, UT :},
	note = {Release date is 2020-06-15},
	url = {https://www.gutenberg.org/ebooks/62407}
}