by Martin Wijokongko $6.00
by Dr. Tom Jacobs, SJ. $4.00
by Bambang Agus Murtidjo $5.00
by Ir. H. Rahmat Rukmana - Hj. Yuyun Yuniarsih, BSc. $5.00
by $3.00
by Dr. Nico Syukur Dister, OFM. $6.00