Nicholson, R. A. (1964). The Idea of personality in sufism: three: Lectures delivered in the University of London. Sh Muhammad Ashraf.
Cita Chicago (17th ed.)Nicholson, Reynold A. The Idea of Personality in Sufism: Three: Lectures Delivered in the University of London. Lahore: Sh Muhammad Ashraf, 1964.
Cita MLA (9th ed.)Nicholson, Reynold A. The Idea of Personality in Sufism: Three: Lectures Delivered in the University of London. Sh Muhammad Ashraf, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.