@book{92701,
	author = {Smith, Evelyn E., and Ritter, Bob},
	title = {Sentry of the Sky},
	publisher = {Project Gutenberg,},
	year = {2016},
	series = {Produced from Galaxy Magazine February 1961},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-04-26},
	url = {https://www.gutenberg.org/ebooks/51867}
}