by Hardius Usman $6.00
by Djamaluddin Darwis $7.00
by Prof. Dr. Azhar Arsyad $7.00
by Maurice Duverger/Alfian $12.00
by Topo Santoso & Eva Achjani Zulfa $6.00
by dr. Ahmad Syauqi Al Fanjari $9.00