by Richard A. Clarke $11.00
by Drs. H. Zainuddin $9.00
by Yusuf Kaloko $6.00
by Sururin, M.Ag $6.00
by Sal Severe $11.00
by Pandji Anoraga, S.E, M.M $7.00
by N. John Myer $12.00
by - $6.00
by Adil Fathi Abdullah $6.00
by Ir. M. Lies Suprapti $6.00
by Prof. Dr. dr. Siti A. Boediardja, dr. Titi Lestari Sugito $6.00
by - $16.00