@book{102344,
	author = {Smith, Joseph S.},
	title = {Trench Warfare: A Manual for Officers and Men},
	publisher = {Project Gutenberg,},
	year = {2020},
	address = {Salt Lake City, UT :},
	note = {Release date is 2020-02-26},
	url = {https://www.gutenberg.org/ebooks/61519}
}