by Drs. Suwarno $7.00
by Sudarwan Danim $7.00
by Drs. Rahardjo $6.00
by Freemont E. Kast $13.00
by Michael P. Todaro $16.00
by Dr. Paul Suparno, SJ. Dkk $6.00
by Prof. Dr. Sudarwan Danim $9.00