by Drs. Amin Wijaja Tunggal, M.B.A $7.00
by Drs. Harjanto $9.00
by J. Price Gittinger $6.00
by Santoso, Loekito $6.00
by Prof. Drs. H. A. W. Widjaja $6.00
by Prof. Dr. H. Abdurrahmat Fathoni, M.Si $11.00