by Tim Agro Kanisius
$9.00

by Ir. H. Rahmat Rukmana
$5.00

by A. Dodong Budianto
$11.00

by A. Sandiwanbrata, Pr.
$4.00

by Dr. GP. Sindhunata, SJ. (Editor)
$10.00

by Ir. G. Djatmiko Sudarmo & Ir. S. J. Edy Purnomo
$11.00