by Drs. H. Burhanuddin Salam, M.M
$11.00

by Jane I. Smith
$10.00

by M. Idris Ramulyo, S.H., M.H.
$7.00

by Richard G. Lipsey., dkk
$16.00

by Muhammad Quthb
$11.00

by PROF. DR. MOH. SHOLEH
$16.00