by Anthony F. Chiffolo
$4.00

by Prof. Drs. S. Pamudji, M.P.A
$7.00

by JALALUDDIN RAKHMAT
$8.00

by Prof. Dr. M. Mutawalli asy-Sya'rawi
$5.00

by -
$13.00

by Akbar Faizal
$12.00