by Drs. Muchdarsyah Sinungan $12.00
by Dra. Ahmad Rohani H.M., M.Pd $9.00
by Drs. H. Kahar Masyhur $16.00
by Victor Lazarro $11.00
by Dr. Dimyati dan Drs, Mudjiono $9.00
by Drs. Harry Waluya $11.00