Schuon, Frithjof (Muhammad Isa Nuruddin)
Mizan , 1993
Buku Teks
Qureshi, Anwar Iqbal
Shaikh Muhammad Ashraf , 1945
Buku Teks
Nasution, Harun, author
Yayasan Idayu, 1979
Buku Teks
A. Hanafi, author
Bulan Bintang, 1969
Buku Teks
Guiderdoni, Bruno Abd Al-Haqq, author
Mizan Pustaka, 2004
Buku Teks