Syme, R. (1958). Tacitus (1a. ed.). Oxfors University Press.
Lua i Stíl Chicago (17ú heag.)Syme, Ronald. Tacitus. 1a. ed. Londres: Oxfors University Press, 1958.
Lua MLA (9ú heag.)Syme, Ronald. Tacitus. 1a. ed. Oxfors University Press, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.