by Mansur Samin
$6.00

by Budi Susanto, S.J.
$7.00

by Bambang Soepeno, M.Pd
$9.00

by Drs. Amin Widjaja Tunggal, Ak., M.B.A
$6.00

by dr. Clifford Rose & dr. Paul Davies
$6.00

by Prof. Dr. Sondang P. Siagian, M.P.A
$9.00