by Utsman Ath-Thawill
$5.00

by Redaksi (Penghimpun)
$0.00

by P. Dr. Herman Yosef May, CSsR
$7.00

by Ir. Abbas Siregar Djarijah
$6.00

by WK
$11.00

by Prof. Dr. Suharsimi Arikunto, dkk
$7.00