by Drs. Adami Chazawi, SH $7.00
by Muana Nanga $13.00
by Dr. Niels Mulder $12.00
by Drs. H. M. Yusran Asmuni $6.00
by Ira M. Lapidus $11.00
by Herwasono Soedjito, Y. Purwanto, Endang Sukara $36.00