by Toemin, A. Masoem
$5.00

by Prof. Dr. h. Sunarto dan Dra. Ny. B. Agung Hartono
$9.00

by Prof. DR. Made Pidarta
$9.00

by N. Marewo
$7.00

by Prof. Dr. Slamet Muljana
$9.00

by Denny J. A
$6.00