Gibb, H. A. R. (1958). Social reform: Factor X; the search for Islamic democracy. The Middle East in transition : studies in contemporary history.
Lua i Stíl Chicago (17ú heag.)Gibb, Hamilton A. R. "Social Reform: Factor X; the Search for Islamic Democracy." The Middle East in Transition : Studies in Contemporary History 1958.
Lua MLA (8ú heag.)Gibb, Hamilton A. R. "Social Reform: Factor X; the Search for Islamic Democracy." The Middle East in Transition : Studies in Contemporary History, 1958.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.