APA (7th ed.) Citation

Keller, D. L. (2015). The story of Camp Douglas: Chicago's forgotten Civil War prison. History Press.

Chicago Style (17th ed.) Citation

Keller, David L. The Story of Camp Douglas: Chicago's Forgotten Civil War Prison. Charleston, S.C.: History Press, 2015.

MLA (9th ed.) Citation

Keller, David L. The Story of Camp Douglas: Chicago's Forgotten Civil War Prison. History Press, 2015.