@book{84659,
	author = {Osborn, Henry Fairfield,},
	title = {Men of the Old Stone Age: Their Environment, Life and Art},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-09-27},
	url = {https://www.gutenberg.org/ebooks/43820}
}