by Ir. M. Iqbal Hasan $11.00
by ISEI $12.00
by Prijono Tjiptoherijanto, S.E, M.A, Ph.D $7.00
by $11.00
by Yudhis M.Burhanuddin $10.00
by Ir. Rabiatual Adawyah, M.P $7.00
by Said Nursi $18.00