by J. Heinrich Arnold $8.00
by Ir. Hieronymus Budi Santoso $5.00
by Ir. H. Rahmat Rukmana, MBA., MSc. $6.00
by N. Driyarkara, SJ (+) $40.00
by Sanggar Talenta $6.00
by J. Guwandhi, SH. $6.00