@book{191084,
	author = {Ballard, Ted. and Center of Military History.},
	title = {Battle of Ball's Bluff},
	publisher = {Center of Military History, United States Army},
	year = {2001.},
	series = {Staff ride guide},
	address = {Washington, D.C.},
	url = {http://www.loc.gov/catdir/toc/fy02/2001037180.html}
}