by Dr. Amsal Bakhtiar, M.A
$9.00

by Dr. Bahder Johan Nasution, S.H., S.M., M.Hum
$7.00

by Tierney
$12.00

by Ahmad Thomson
$6.00

by RT. Sutantya R.H
$7.00

by Prof. Dr. H. Abuddin Nata, M.A
$11.00