by $4.00
by Abdullah bin Abdul Hakam $7.00
by Drs. Sam sul Munir Amin, M.A. Haryanto Al-Fandi, S.Sos.I. $7.00
by Azyumardi Azra $5.00
by M. Nashiruddin al-Albani $34.00
by Drs. D. Ketut Sukardi $9.00