by A. Gianto, SJ. $7.00
by Ir. Hieronymus Budi Santoso $5.00
by Agus S. Gunadi $7.00
by Ir. Lisdiana Fachruddin $5.00
by Rachman Sutanto $9.00
by Dr. Beate Jakob, Dr. Cristoph Benn & Dr. Erlinda Senturias $7.00