APA Style

Lewisohn, L. (1999). The Heritage of Sufism v.1: classical Persian sufism from its origins to Rumi (700-1300) . London: Oneworld Publication.

MLA Style

Lewisohn, Leonard. "The Heritage of Sufism v.1: classical Persian sufism from its origins to Rumi (700-1300)". London: Oneworld Publication, 1999. Text.