by Abu Hamid
$12.00

by Ir. Sujamto
$7.00

by Drs. Djalinus Syah
$11.00

by Drs. Khaelany H.D., M.A.
$9.00

by Rufinus Lahur dan J. Babari
$0.00

by Prof. DR. M. Solly Lubis, SH.
$6.00