Tolong jelaskan mengenai Lihat pula dari Tarekat Qadiriyah

Abun-Nasr, Jamil M. "The Special Sufi Paths (Taqiras)", in Muslim Communities of Grace: The Sufi Brotherhoods in Islamic Religious Life. New York: Columbia UP, 2007. 86–96.

Chopra, R. M., Sufism, 2016, Anuradha Prakashan, New Delhi

"Halisa and the Distinguished Ones", Mehmet Albayrak, Ankara, 1993, Turkey