@book{44111,
	author = {Butler, Ellis Parker,},
	title = {Pigs is Pigs},
	publisher = {Project Gutenberg,},
	year = {1999},
	address = {Salt Lake City, UT :},
	note = {Wikipedia page about this book: https://en.wikipedia.org/wiki/Pigs_Is_Pigs},
	url = {https://www.gutenberg.org/ebooks/2004}
}