Hoyland, R. G. (2001). Arabia and the arabs: From the bronze age to the coming of islam. Routledge.
Lua i Stíl Chicago (17ú heag.)Hoyland, Robert G. Arabia and the Arabs: From the Bronze Age to the Coming of Islam. London: Routledge, 2001.
Lua MLA (9ú heag.)Hoyland, Robert G. Arabia and the Arabs: From the Bronze Age to the Coming of Islam. Routledge, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.