價格：免費
更新日期：2019-02-08
檔案大小：3.3M
目前版本：1.0
版本需求：Android 2.1 以上版本
官方網站：mailto:rkgets@gmail.com
There are 13 principles shared by Napoleon Hill in the book. The summary of these 13 principles from the book for those who do not have the time to go through the book but want to benefit from the amazing principles shared by Hill.
