by Soedjito Tjokrowisastro
$12.00

by R.M. Gatot P. Soemartono, S.E., S.H., M.M.
$9.00

by Prof. Mr. Dr. Sudargo Gautama
$7.00

by Ikhsan Rosyada Parluhutan Daulay, S.H
$11.00

by H.P. Panggabean, S.H.
$6.00

by Anisitus Amanat
$7.00