by Prof. Dr. Sondang P. Siagian, M.P.A $11.00
by Agnes Jessica $7.00
by Dr. Husein Syahatah $6.00
by Prof. H. Mashudi, SH. MH. & Moch. Chidir Ali, SH. $6.00
by Agung Susanto, SH. $6.00
by Drs. H. Inu Kencana Syafiie $9.00