by Dr. Ir. Muhammad Rasyaf, MS
$7.00

by Ir. H. Rahmat Rukmana, MBA., M.Sc. & Uu Sugandi Saputra, B.Sc
$6.00

by Ir. Joko Mulyanto
$0.00

by Drs. Djoko Tri Prasetya, dkk
$7.00

by Susmayati, B.A., dkk
$6.00

by Drs. Daryanto
$7.00