by Prof. Drs. Piet A. Sahertian $7.00
by DR. M.N. Bustan & DRG. A. Arsunan, M.Kes $9.00
by Freddy Rangkuti $11.00
by Robert T. Kiyosaki & Sharon L. Lechter $12.00
by Darmadi Durianto, Sugiarto, Lie Joko B. $7.00
by - $9.00