by A. Tresna Sastrawijaya, M.Sc $9.00
by Prof. I. R. Poedjawiyatna $7.00
by Drs. Mukhlis Akhadi $12.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by F. Suryatmo $7.00
by Prof. Moeljatno, S.H $7.00