Robertson, J. I. (1992). Civil war!: Merica becomes one nation. Alferd A. Knopf.
Lua i Stíl Chicago (17ú heag.)Robertson, James I. Civil War!: Merica Becomes One Nation. New York: Alferd A. Knopf, 1992.
Lua MLA (9ú heag.)Robertson, James I. Civil War!: Merica Becomes One Nation. Alferd A. Knopf, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.