Hefner, R. W. The struggle for the soul of Islam: Robert W. Hefner. Understanding September 11.(2002).
Style de citation Chicago (17e éd.)Hefner, Robert W. "The Struggle for the Soul of Islam: Robert W. Hefner." Understanding September 11.(2002) .
Style de citation MLA (8e éd.)Hefner, Robert W. "The Struggle for the Soul of Islam: Robert W. Hefner." Understanding September 11.(2002), .
Attention : ces citations peuvent ne pas être correctes à 100%.