Inner Game of Tennis The Classic Guide to the Mental Side of Peak Performance Gallwey W. Timothy Heftet / 1997 / Engelsk
Inner Game of Tennis (50th Anniversary Edition) The Classic Guide to Peak Performance Gallwey W. Timothy Innbundet / 2024 / Engelsk
Inner Game of Stress Outsmart Life's Challenges and Fulfill Your Potential Gallwey W. Timothy Innbundet / 2009 / Engelsk
