@book{80726,
	author = {Harmer, S. F. and Beddard, Frank E.},
	title = {The Cambridge natural history, Vol. 10 (of 10)},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-06-01},
	url = {https://www.gutenberg.org/ebooks/39887}
}