by Drs. H. Kahar Masyhur $13.00
by M.T. Al-Hadadi, Terj. Drs. H. Zainuddin $7.00
by Rosalie Mengsio $11.00
by DR. Ir. Hj. Tati Nurmala, S.W $6.00
by P. A. Elliot $9.00
by Drs. H. Abu Ahmadi $9.00