Nursi, Bediuzzaman Said
Prenada Media, 2004
Buku Teks
Nadjmuddin Alghaithy
Alma'arif,, [date of publication not identified]
Koleksi Publik
Hadji Abdul Malik Karim Amrullah, 1908-1981
Widjaya, 1956
Buku Teks
Fitriah
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2004
UI - Tesis (Membership)
Eggi Sudjana
Rajawali, 2008
Buku Teks