by Dra. Sri Sundari HS., M.Pd $6.00
by AS Rosyid $16.00
by Johny S.L Chiu, dkk $11.00
by Arifin Pasaribu $5.57
by Drs. H. Burhanuddin Salam, M.M $9.00
by Drs. Abdul Chaer $11.00