@book{71158,
	author = {Berryman, John, and Schoenherr, John,},
	title = {Modus Vivendi},
	publisher = {Project Gutenberg,},
	year = {2009},
	series = {Produced from Analog Science Fact & Fiction September 1961.},
	address = {Salt Lake City, UT :},
	note = {Release date is 2009-10-22},
	url = {https://www.gutenberg.org/ebooks/30311}
}