MUHAMMAD Ali, M. (1932). Early caliphate. Ahammadiyyah Anjuman Ishaat Islam.
Cita Chicago (17th ed.)MUHAMMAD Ali, Maulana. Early Caliphate. Lahore: Ahammadiyyah Anjuman Ishaat Islam, 1932.
Cita MLA (9th ed.)MUHAMMAD Ali, Maulana. Early Caliphate. Ahammadiyyah Anjuman Ishaat Islam, 1932.
Atenció: Aquestes cites poden no estar 100% correctes.