by Dr. Ir. Akhmad Fauzi, M.Sc. & Dr. Dra. Suzy Anna, M.Si $12.00
by John Grisham $12.00
by Drs. R.H. Wiwoho $9.00
by Drs. Zulkifli Amsyah, MLS $9.00
by Karl May $5.00
by Doddy Pamudji $7.00
by Regina Feby $7.00