by Drs. Syaiful Bahri Djamarah $11.00
by Drs. H. Burhanuddin Salam, M.M $11.00
by Darsan, S.Pd. $8.00
by I.B.M. Mertha, Drs. $8.00
by Suhaili $6.00
by Sabrur R. Soenardi $6.00
by Tita Rostita $7.00