by Drs. Daryanto $11.00
by Prof. Soetjipto dan Drs. Raflis Kosasi, M.Sc $9.00
by Drs. H. Kahar Masyhur $16.00
by Ir. C. Totok Sutrisno $6.00
by W. James Popham $7.00
by DR. Andi Hamzah, S.H $9.00