by Bambang Agus Murtidjo $7.00
by Drs. H. Kahar Masyhur $9.00
by Alvin S. Johnson $11.00
by Redaksi Rineka Cipta $7.00
by Susmayati, B.A., dkk $6.00
by Prof. Drs. H. A. W. Widjaja $6.00