@book{91986,
	author = {MacDonald, John D. and Hunter, Don},
	title = {Common Denominator},
	publisher = {Project Gutenberg,},
	year = {2016},
	series = {Produced from Galaxy Science Fiction July 1951},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-02-08},
	url = {https://www.gutenberg.org/ebooks/51148}
}