by Munaf H. Regar $9.00
by Drs. H.A.F. Idris $11.00
by Scott Friedman, CSP $9.00
by Sulistyo-Basuki $13.00
by Prof. Drs. H. A. W. Widjaja $9.00
by Drs. Husein Umar, S.E., M.M., MBA $13.00