by Drs. Theo Riyanto, M.A., FIC. & Drs. Heru Susanto $4.00
by Hagen Berndt $7.00
by $4.00
by Drs. Sudarsono , S.H., M.Si $7.00
by AAK $7.00
by Drh. Nabari Tarigan, MSc $6.00