by H. Rahmat Rukmana $6.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Pandji Anoraga, S.E., M.M $11.00
by drh. N. Tarigan, MSc $6.00
by H. Rahmat Rukmana $5.00
by Radiks Purba $12.00
by Firmanzah $18.00