by Leden Marpaung, S. H. $7.00
by I Wayan Sudiarsa, M.Si $7.00
by Ir. Sarjoni Basri $7.00
by Drs. Ahrum Hoerudin, S.H. $3.00
by Prof. J. Suprapto, M.A., APU $12.00
by Drs. Sudiyo $9.00