by Suharso, A.S.P $6.00
by Dr. A. Sonny Keraf $9.00
by Rumsari Hadi Sumarto & Lukas Dwiantara $7.00
by M. Shaleh Isre (ed.) $6.00
by Dennis Linn, dkk $6.00
by Ir. Hieronymus Budi Santoso $5.00