by Al. Wahjasudibja, Pr. $10.00
by Ir. M. Lies Suprapti $6.00
by $4.00
by Ir. Hatta Sunanta, B.Sc., MS $6.00
by Muhammad Chirzin $5.00
by AAK (Aksi Agraris Kanisius) $5.00
by Ansel, Howard C. $11.00
by J. Darminta, SJ $3.00
by Muhammad ash-Shayim $5.00