by Dr. R. Hutapea, SKM, Ph.D $7.00
by Allan B. Muntjoy $9.00
by Radiks Purba $13.00
by Drs. Sudarsono, S.H., M.Si $7.00
by Drs. Rudy T. Erwin, S.H $6.00
by Ny. Susmayati, B.A dan Ny. Hj. Asnidar $7.00