@book{89709,
	author = {Hitt, Parker,},
	title = {Manual for the Solution of Military Ciphers},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-05-04},
	url = {https://www.gutenberg.org/ebooks/48871}
}