@book{91875,
	author = {Simak, Clifford D., and Hunter, Don},
	title = {Second Childhood},
	publisher = {Project Gutenberg,},
	year = {2016},
	series = {Produced from Galaxy Science Fiction February 1951},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-01-25},
	url = {https://www.gutenberg.org/ebooks/51037}
}