by A. Podgorecki $12.00
by Drs. Sudarsono , S.H., M.Si $7.00
by Prof. Anas Sudijono $12.00
by Prof. DR. H. Abdul Muis Ba'dulu & Hermann, S.Ag., M.Pd $7.00
by Bertram $9.00
by Allan B. Muntjoy $9.00