by Mahmud Muhammad Thaha
$6.00

by Prijono Tjiptoherijanto, S.E, M.A, Ph.D
$11.00

by J.M. Nedzelski, MD
$5.00

by Hendry A, Drs., M.Si.
$8.00

by WK
$12.00

by Prof. Dr. FX Muji Sutrisno, SJ
$9.00