by Prof. Dr. S. Nasution, M.A. $7.00
by Emi Risna Imawati $9.00
by Drs. Hari Amanto & Drs. Daryanto $7.00
by Lilly T. Erwin $7.00
by M. Deddy $16.00
by Yasmin Sungkar (ed.) $12.00