by Richard Burton Simatupang, S.H $12.00
by Drs. Rudy T. Erwin, S.H $11.00
by Bahrie, A. Ma. Pd $7.00
by Ir. Kaslan A. Tohir $12.00
by Sa'id Hawwa $11.00
by Drs. Wasty Soemanto, M.Pd $6.00
by Drs. Suwarno $7.00