Gardner, A. (1959). Gardner's photographic sketchbook of the civil war. Dover Publications.
Lua i Stíl Chicago (17ú heag.)Gardner, Alexander. Gardner's Photographic Sketchbook of the Civil War. New York: Dover Publications, 1959.
Lua MLA (9ú heag.)Gardner, Alexander. Gardner's Photographic Sketchbook of the Civil War. Dover Publications, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.