by Ir. Eddy Afrianto & Ir. Evi Liviawaty
$6.00

by Ir. Hieronymus Budi Santoso
$6.00

by Drs. H. Inu Kencana Syafiie, M.Si
$9.00

by Prof. Dr. Sondang P. Siagian, M.P.A
$9.00

by Don W.S., Threes Emir, dan Cherry H
$7.00

by Prof. Dr. Husaini Usman, M.Pd., M.T
$16.00