Sethi, Mohini
New Age International, 2008
Buku Teks
Lemu, Sheikh Ahmed, author
Saadawi Publications, 1992
Buku Teks SO
Mukri, Ghazali, H.
Yogyakarta Tiga Lentera Utama 1999,
Buku Teks
Inayatul Chusna, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2006
UI - Tesis Membership
Al-Ghazali, Abu Hamid Muhammad, author
Karisma, 1999
Buku Teks