by Drs. H. Abu Ahmadi $9.00
by Judith E. Brown Ph.D & Richard E. Brown, M.D., P.Ph $5.00
by Aziz Alimul $9.00
by Datje Rahajoekoesoemah $28.00
by Dr. Alfred Sutrisno, Sp., BS $13.00
by Srikandi Fardiaz $7.00