NIM:149000150.
JA=Majaalishus shaalihiin.
NIM:149000170.
Judul Asli : God, Islam and the skeptic Mind: astudy on faith, relegion diversity, etics, and the problem of evil, Indeks : 329-333 hlm.
Bibliografi hlm.219-224.
NIM:C02208106. Bibliografi hlm. 72-73.
JA: Majmu'atul Fatawa.