by Roswitha Kornprobst $3.00
by H. Rahmat Rukmana $6.00
by Ir. Abbas Siregar Djarijah & Ir. Harsono Puspowardoyo $5.00
by ISEI $26.00
by Bambang Agus Murtidjo $6.00
by Rex A. Pai, SJ. $7.00