@book{99919,
	author = {Robson, William, and Gilbert, John,},
	title = {The Great Sieges of History},
	publisher = {Project Gutenberg,},
	year = {2019},
	address = {Salt Lake City, UT :},
	note = {Release date is 2019-03-19},
	url = {https://www.gutenberg.org/ebooks/59093}
}