by A. Sungguh (Penyunting) $7.00
by Tony Buzan $9.00
by Carole Mortimer $7.00
by Sisca Soewitomo $6.00
by Michael O. & Chris Day $12.00
by Rimsky K. Judisseno $9.00
by Alfian $7.00
by H. Rahmat Rukmana $5.00
by Gustian Djuanda & Irwansyah Lubis $11.00
by dr. Titi Lestari Sugito, SpKK(K) $7.00
by Nursisto, Drs. $9.00