by Drs. Amin Wijaja Tunggal, M.B.A $6.00
by Prof. Dr. Soekidjo Notoatmodjo $13.00
by Djoko Prakoso, S.H $12.00
by George D. Halsey $11.00
by Drs. Djalinus Syah., dkk $11.00
by Hari Poerwanto $11.00