Lua APA (7ú heag.)

Hefner, R. W. The struggle for the soul of Islam: Robert W. Hefner. Understanding September 11.(2002).

Lua i Stíl Chicago (17ú heag.)

Hefner, Robert W. "The Struggle for the Soul of Islam: Robert W. Hefner." Understanding September 11.(2002) .

Lua MLA (8ú heag.)

Hefner, Robert W. "The Struggle for the Soul of Islam: Robert W. Hefner." Understanding September 11.(2002), .

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.