by Prof. Dr. S. Nasution, M.A.
$7.00

by Hasbullah
$11.00

by Drs. B. Suryosubroto
$9.00

by Widdows, Richard & Paul Buckle
$7.00

by Drs. Misdyanti dan R.G. Kartasapoetra, S.H
$7.00

by Prof. Dr. H. Nursid Sumaatmadja
$7.00