by Prof. Richard Chauvel $7.00
by Drs. G. Kartasapoetra $9.00
by Redaksi Rineka Cipta $7.00
by Drs. Husein Umar, S.E., M.M., MBA $13.00
by I Ngurah Suryawan $12.00
by Drs. Sudarsono, S.H., M.Si $7.00
by Marshall E. Dimock $12.00