@book{67192,
	author = {Budrys, Algis, and Van Dongen, H. R.,},
	title = {Citadel},
	publisher = {Project Gutenberg,},
	year = {2008},
	series = {Produced from Astounding Science Fiction February 1955.},
	address = {Salt Lake City, UT :},
	note = {Release date is 2008-08-04},
	url = {https://www.gutenberg.org/ebooks/26191}
}