by Drs. Slamet Santoso $6.00
by Prof. Dr. Samsuridjal Djauzi, SpPD $6.00
by B. U. Hadikusumo $6.00
by Drs. Inu Kencana Syafiie $12.00
by Aziz Alimul $7.00
by Aziz Alimul $9.00