by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Robert T. Kiyosaki $7.00
by Dr. Bahder Johan Nasution, S.H., S.M., M.Hum $7.00
by Drs. Muchdarsyah Sinungan $9.00
by Susmayati, B.A., dkk $7.00
by Drs. Abas Kartadinata $13.00