by Prof. Dr. Husaini Usman, M.Pd & R. Purnomo Setiady Akbar, S.Pd., M.Pd
$11.00

by Pandji Anoraga, S.E., M.M dan H. Djoko Sudantoko, S.Sos., M.M
$13.00

by Ir. Budi Rafitas
$7.00

by Ali Imron, M.Pd
$7.00

by Franz Magis-Suseno, S.J.
$11.00

by Bachrawi Sanusi
$9.00