by Susmayati, B.A., dkk $11.00
by Drs. K.H. Abdul Rahman $9.00
by Rudiger Dombusch $12.00
by Drs. Harjanto $9.00
by Ali Masjono Mukhtar, S.E., M.Bit $7.00
by Drs. G. Kartasapoetra $7.00