Bok av James Allen, Napoleon Hill, Dr. Joseph Murphy, Wallace D. Wattles, Niccolò Machiavelli, Benjamin Franklin, Kahlil Gibran, Marcus Aurelius, Lao Tzu, Miyamoto Musashi, Sun Tzu, Russell H. Conwell, George S. Clason, Genevieve Behrend, F.W. Sears, Florence Scovel Shinn, Robert Collier, Neville Goddard,
