Stephens, R. (1976). The Arab's new frontier. Westview Press.
Lua i Stíl Chicago (17ú heag.)Stephens, Robert. The Arab's New Frontier. Boulder, Colo.: Westview Press, 1976.
Lua MLA (8ú heag.)Stephens, Robert. The Arab's New Frontier. Westview Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.