by Prof. Dr. Kees Bertens, MSC $13.00
by R.L. Stevenson $6.00
by FLP Pusat $6.00
by Jakob Oetama $7.00
by Frank Bettger $11.00
by Prof. Dr. Ir. Rokhimin Dahmi, MS $18.00
by $6.00
by A.R. Soetopo $5.00
