by H. Rahmat Rukmana $6.00
by Dr. Ir. Kemas Ali Hanafiah, M.S., dkk $11.00
by Prabowo, Dibyo $5.00
by Don WS, Cherry Hadibroto $7.00
by Ir. Suyatno Risza $9.00
by Drs. AS. Sudarmono $11.00