World's Best Inspirational Books to Change Your Life, 7 Books: Richest Man in Babylon, The Game of Life and How to Play It, The Power of Faith, The Master Key System , The Power of Your Sub-conscious Mind, The Art of Public Speaking, Think & Grow RichNapoleon Hill
Das Geschenk des positiven Denkens: Der Schlüssel zur Macht Ihres UnterbewusstseinsDr. Joseph Murphy4
Maximize Your Potential Through the Power of Your Subconscious Mind to Develop Self Confidence and Self EsteemDr. Joseph Murphy