by Drs. FXS. Purwaharsanto, LIC. I. C. $4.00
by J. Waskito, SJ. $3.00
by A. Gianto, SJ. $6.00
by Irianto Aritonang $7.00
by Ir. H. Rahmat Rukmana & Hj. Yuyun Yuniarsih, SP., MBA., MM. $6.00
by Ir. Hieronymus Budi Santoso $5.00