by Dr. Ahmad Rofiq, MA $12.00
by Ir. Hieronymus Budi Santoso $5.00
by A. Rahman I Doi $5.00
by Drs. Adami Chazawi, SH $9.00
by Ir. H. Rahmat Rukmana $6.00
by Ir. Arifin Arief, M. P $7.00