Preto-Rodas, E. A. H. a. R. A. (1985). Empire in Transition. University Presses.
Lua i Stíl Chicago (17ú heag.)Preto-Rodas, Edit. Alfred Hower and Richard A. Empire in Transition. University Presses, 1985.
Lua MLA (8ú heag.)Preto-Rodas, Edit. Alfred Hower and Richard A. Empire in Transition. University Presses, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.