by Denis Robinson, OSB
$6.00

by Hj. Tienuk Riefky, dkk
$0.00

by Ir. Hieronymus Budi Santoso
$5.00

by Ir. H. Rahmat Rukmana - Hj. Yuyun Yuniarsih, BSc.
$5.00

by Dr. Hartono Budi, SJ. & Dr. M. Purwatma, Pr. (Editor)
$7.00

by Norman P. Tanner
$6.00