by Gunawan Widjaja & Kartini Mulyadi $7.00
by $13.00
by Ziwar Effendi $6.00
by Drs. Frans Bona Sihombing (Ed) $11.00
by Moch. Faisal Salam, S.H., M.H. $7.00
by Prof. Dr. Maria S.W. Sumardjono, SH. MCL. MPA $7.00