@book{44502,
	author = {Gay, John,},
	title = {The Beggar's Opera},
	publisher = {Project Gutenberg,},
	year = {2000},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Beggar%27s_Opera},
	url = {https://www.gutenberg.org/ebooks/2421}
}