APA (7th ed.) Citation

Norris, H. T. (1990). Sufi mystics of the Niger desert: Sidi Mahmud and the hermits of Air. Clarendon Press.

Chicago Style (17th ed.) Citation

Norris, H. T. Sufi Mystics of the Niger Desert: Sidi Mahmud and the Hermits of Air. Oxford: Clarendon Press, 1990.

MLA (9th ed.) Citation

Norris, H. T. Sufi Mystics of the Niger Desert: Sidi Mahmud and the Hermits of Air. Clarendon Press, 1990.