by Drs. Save M. Dagun $7.00
by A.M. Basalamah $9.00
by Robert E. Baldwin $7.00
by Gustian Djuanda & Irwansyah Lubis $12.00
by Drs. Sudiyo $9.00
by Drs. Husein Umar, S.E., M.M., MBA $9.00
by Tim Redaksi Tatanusa $35.00