Omran, R. S. (2003). The limes Numidiae et Tripolitanus: Under the Emperor Septimus Severus AD 193-211.
Lua i Stíl Chicago (17ú heag.)Omran, Ragab Salama. The Limes Numidiae Et Tripolitanus: Under the Emperor Septimus Severus AD 193-211. 2003.
Lua MLA (8ú heag.)Omran, Ragab Salama. The Limes Numidiae Et Tripolitanus: Under the Emperor Septimus Severus AD 193-211. 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.