by Iskandar Kanna $7.00
by Ir. H. Rahmat Rukmana - Hj. Yuyun Yuniarsih, BSc. $5.00
by Ir. M. Lies Suprapti $6.00
by Soekartawi, dkk $7.00
by Haryoto $5.00
by Dr. Franz Magnis Suseno, SJ $11.00