by Dr. Ir. Kemas Ali Hanafiah, M.S., dkk $7.00
by Drs. Agus Sujanto, dkk $9.00
by Prof. Dr. M. Mustafa Al-A'Zami $18.00
by Ghufron A. Mas;adi $7.00
by Len Kravitz $7.00
by Ali, Mohammad Daud $6.00