by H. Rahmat Rukmana & Hj. Yuyun Yuniarsih, SP., MBA., MM $6.00
by Ir. Hieronymus Budi Santoso & Tata S. $5.00
by M. Hartono $3.00
by Ir. M. Lies Suprapti $7.00
by Alex Lanur, OFM $6.00
by Lisa O. Engelhardt $6.00