Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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