by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Sagimun MD $12.00
by Susmayati, B.A., dkk $6.00
by Dr. C. Asri Budiningsih $6.00
by Drs. Daryanto $6.00
by Sagimun MD $7.00