@book{46285,
	author = {Malthus, T. R.},
	title = {An Essay on the Principle of Population},
	publisher = {Project Gutenberg,},
	year = {2003},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/An_Essay_on_the_Principle_of_Population},
	url = {https://www.gutenberg.org/ebooks/4239}
}