APA-Zitierstil (7. Ausg.)

Bell, W. G. (2003). Secretaries of war and secretaries of the army: Portraits and biographical sketches ([Rev. ed.].). Center of Military History, United States Army.

Chicago-Zitierstil (17. Ausg.)

Bell, William Gardner. Secretaries of War and Secretaries of the Army: Portraits and Biographical Sketches. [Rev. ed.]. Washington, D.C: Center of Military History, United States Army, 2003.

MLA-Zitierstil (9. Ausg.)

Bell, William Gardner. Secretaries of War and Secretaries of the Army: Portraits and Biographical Sketches. [Rev. ed.]. Center of Military History, United States Army, 2003.