by Prof. DR. A.P. Parlindungan, SH.
$8.00

by Drs. Badrin Yatim, MA
$9.00

by Dr. Bahder Johan Nasution, S.H., M.S., M.Hum. & Sri Warjiati, S.H., M.H.
$5.00

by
$6.00

by
$6.00

by Sofyan Syafri Harahap
$7.00