J. Kamphausen Verlag · Soma Press
| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| The Lazy Way to Success: How to Do Nothing and Accomplish Everything | 978-0-9720464-0-4 (0-9720464-0-2) | 1969 | |
| The Lazy Way to Success: Ohne Anstrengung ALLES erreichen | 978-3-933496-81-2 (3-933496-81-0) | 2004 | |
| The Mentally Quiet Athlete | 978-0-9720464-2-8 (0-9720464-2-9) | 2013 |