Nu'mani, S. (1943). Al-Farooq: Life of Omar the Great, the second. Sh. Muhammad Ashraf.
Cita Chicago (17th ed.)Nu'mani, Shibli. Al-Farooq: Life of Omar the Great, the Second. Lahore: Sh. Muhammad Ashraf, 1943.
Cita MLA (9th ed.)Nu'mani, Shibli. Al-Farooq: Life of Omar the Great, the Second. Sh. Muhammad Ashraf, 1943.
Atenció: Aquestes cites poden no estar 100% correctes.