The Kitáb al-luma' fi'l-Tasawwuf of Abú Nasr 'abdallah b. 'Ali al-Sarráj al-Tusi; edited for the first time, with critical notes, abstract of contents, glossary, and indices
Sarraj, Abu Nasr, d. 988; Nicholson, Reynold Alleyne, 1868-1945