by Mark R. Woodward
$11.00

by Dr. Ibrahim Bafadal, M.Pd
$6.00

by Santoso, Loekito
$6.00

by Dra. L. Simanjuntak
$7.00

by Prof. Dr. S. Nasution, M.A.
$7.00

by Dra. Sutratinah Tirtonegoro
$7.00