by H. Dahlan Thaib, dkk $7.00
by Ir. Kaslan A. Tohir $12.00
by Drs. Agus Sujanto $9.00
by Gunawan Widjaja $9.00
by Susmayati, B.A., dkk $7.00
by M. Yahya Harahap, S.H. $6.00
by Hatta, Mohammad $6.00