Haanel's Master Key System
Paperback, 272 pages
$26.97
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THE CONTINUING BESTSELLING CLASSIC - as seen in "The Secret". This book is based on a 1909 course which had 24 lessons, complete with review questions and answers.Now formatted from the original text to ensure your easy reading and study.Napoleon Hill (Think and Grow Rich) credited Haanel and this book with his early success. This is one of the principle sources for American Self-Improvement literature, describing and detailing many of the basics which later authors (Hill, Covey, Peale, among others) used to write their own best sellers.