by Ir. Dudung Abdul Muslim $6.00
by Prof. Dr. H. Abdurrahmat Fathoni, M.Si $7.00
by Ir. Endar Sugiarto $9.00
by Rhenald Kasali, Ph.D $34.00
by Dr. Al. Purwa Hadiwardoyo, MSF. $4.00
by Drs. H. Inu Kencana Syafiie, M.Si $9.00
by Ir. Hieronymus Budi Santoso $5.00
by Ir. M. Lies Suprapti $7.00
by Garret Kam and Koes $20.00