by Drs. Hendiyat Soetopo $11.00
by Ny. Susmayati, B.A $7.00
by Tanenbaum $16.00
by Prof. Drs. Piet A. Sahertian $7.00
by WK $12.00
by Malcom $16.00
by Guy Hubbard $6.00
by Dr. CB. Kusmaryanto, SCJ $7.00
by Terra CH $5.00
by Choirul Anwar, Drs. $6.00
by Hardjana, HP $10.00
by Seno Gumira Ajidarma $17.00