by Djoehana Setyamidjaja, M.Ed $6.00
by John Kirvan $6.00
by J. Waskito, SJ. $3.00
by A. Gianto, SJ. $7.00
by Joko Suyatno, Ig. $4.00
by Ir. Daisy P. Sriyadi Hendaryono, M.Si & Ir. Ari Wijayani $6.00