Lua APA (7ú heag.)
Hess, E. J. (2009). In the trenches at Petersburg: Field fortifications & Confederate defeat. University of North Carolina Press.
Lua i Stíl Chicago (17ú heag.)
Hess, Earl J. In the Trenches at Petersburg: Field Fortifications & Confederate Defeat. Chapel Hill: University of North Carolina Press, 2009.
Lua MLA (9ú heag.)
Hess, Earl J. In the Trenches at Petersburg: Field Fortifications & Confederate Defeat. University of North Carolina Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.