by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Drs. H. Burhanuddin Salam, M.M $7.00
by Rineka Cipta $12.00
by Drs. Zainuddin $7.00
by Drs. Bayu Surianingrat $6.00
by Drs. Sudarsono, S.H., M.Si $9.00