by Petrus Suparyanto, FIC $7.00
by Seno Gumira Ajidarma $10.00
by Drs. Bambang S., dkk $9.00
by Ir. Hieronymus Budi Santoso $5.00
by Eko Agus Triwiyatno $5.00
by Ir. Abbas Siregar Djarijah $5.00