Spencer, W. (1996). The Middle East (6th. ed.). Dushkin.
Lua i Stíl Chicago (17ú heag.)Spencer, William. The Middle East. 6th. ed. Guilford: Dushkin, 1996.
Lua MLA (9ú heag.)Spencer, William. The Middle East. 6th. ed. Dushkin, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.