by Eko Agus Triwiyatno $5.00
by Ir. Juhaeni Radi $0.00
by Ir. Bambang Cahyono $7.00
by Agung Kristiawan $9.00
by Drs. Al. Amin Susanto $4.00
by Prof. Dr. N. Driyarkara, SJ $6.00
by Pandi Winoto, CP $6.00