@book{100123,
	author = {Sheldon, Walter J., and Barth, Ernest Kurt,},
	title = {Your Time is Up},
	publisher = {Project Gutenberg,},
	year = {2019},
	series = {Produced from Worlds of If Science Fiction, June 1955},
	address = {Salt Lake City, UT :},
	note = {Release date is 2019-04-17},
	url = {https://www.gutenberg.org/ebooks/59297}
}