by Prof. Dr. Suharsimi Arikunto
$13.00

by Bambang Waluyo, S.H.
$9.00

by H. M. Idris Ramulyo, S. H., M. A.
$11.00

by -
$5.00

by Dr. Andi Hamzah, S.H.
$7.00

by Prof. Mr. Dr. Sudargo Gautama
$6.00