by Yernelis Sukma, M.S., & Yakup $7.00
by Achmad Tjahhono, Mahagiyani $12.00
by M.L. Jhingan $13.00
by Prof. Dr. N. Driyarkara, SJ $6.00
by Drs. S. Ansory Al-Mansur $6.00
by Zulkifli Zakaria $5.00
by Burrall Paye $9.00