by Sei H. Dt. Tombak Alam $13.00
by Laura Khalida $7.00
by Dr. K.H. Didin Hafidhuddin, M.Sc $9.00
by Dr. Muhammad bin Andurrahman al-Khumayyis $5.00
by Al. Wahjasudibja, Pr. $6.00
by Ir. M. Lies Suprapti $6.00