by Husch, B $6.00
by Basrie, Chaidir $6.00
by Drs. B. Suryosubroto $6.00
by Sudarto $6.00
by Dr. GP. Sindhunata, SJ. (Editor) $10.00
by Prof. Dr. Suharsimi Arikunto, dkk $7.00
by Drs. Daryanto $7.00