by Thompson Susa
$12.00

by Ir. Budi Samadi
$6.00

by Prof. Herman Hadiati Koeswadji, S.H.
$5.00

by Prijono Tjiptoherijanto, S.E, M.A, Ph.D
$7.00

by Abdul Mufallah & R Toto Sugiharto
$4.71

by Sufi S.Y.
$11.00