@book{107621,
	author = {United States. Army Air Forces},
	title = {Ditching Procedure, B-29s with Four-Gun Turret},
	publisher = {Project Gutenberg,},
	year = {2021},
	address = {Salt Lake City, UT :},
	note = {Release date is 2021-11-23},
	url = {https://www.gutenberg.org/ebooks/66799}
}