Gaya APA

Mahmud, D, A, H. (2015). al-Arif billah Sahl bin Abdillah al-Tusturi Hayatuhu wa Ara'uhu . : .

Gaya MLA

Mahmud, Dr., Abdul, Halim. "al-Arif billah Sahl bin Abdillah al-Tusturi Hayatuhu wa Ara'uhu". : , 2015. Kitab.