APA-viite

Chittick, W. C. A. (2007). Sufism: A short introduction.

Chicago-tyylinen lähdeviittaus

Chittick, William C; Author. Sufism: A Short Introduction. Oxford, Oneworld Publications, 2007.

MLA-viite

Chittick, William C; Author. Sufism: A Short Introduction. 2007.