by Drs. Daryanto $7.00
by Dr. Hamzah B. Uno, M.Pd $0.00
by Prof. Dr. Sondang P. Siagian, M.P.A $9.00
by Prof. Komaruddin $31.00
by Prof. DR. Made Pidarta $11.00
by Drs. Surajiyo $9.00