by Marihot P. Siahaan, S.E.
$12.00

by Cornelius Simanjuntak, S.H., M.H.
$8.00

by Drs. CST. Kansil, S.H
$9.00

by -
$5.00

by Prof. Mr. Dr. Sudargo Gautama
$6.00

by Lawrence M. Friedman (diterjemahkan oleh: Wishnu Basuki)
$16.00