by L. Prasetya, Pr. $4.00
by Ir. Eddy Afrianto & Ir. Evi Liviawaty $6.00
by Casley, Dennis J. & Krishna Kumar $6.00
by P. Suhardiman $6.00
by A. Eddy Kristiyanto, OFM $7.00
by Ir. Hieronymus Budi Santoso & Tata S. $5.00