by Tony Buzan $11.00
by Hery Suhersono $13.00
by Ida Kuraeny $13.00
by Yann Martel $12.00
by Regina Feby & Elcy Anastasia $7.00
by Prof. Dr. A. Teeuw $37.00
by Rayner Hardjono $7.00
by Abdussattar Ali $8.00