by $4.00
by M. Nashiruddin al-Albani $20.00
by Dr. A. Rahman H. Abdullah $11.00
by Mary Evelyn Tucker & John A. Grim $11.00
by Abdul Tawwab Yusuf $5.00
by H.A. Aziz Salim Basyarahil $6.00
by Eddy Tano, Dipl. Chem. Eng. $7.00
by Mohammad As Sa'dawi $5.00
by V. Lestari $11.00
by Rondang Pasaribu $6.00