Diederichs · HarperCollins · Random House
| title | ISBN-13 (ISBN-10) | year of publica- tion | |
|---|---|---|---|
| Creativity and Taoism | 978-0-06-131968-6 (0-06-131968-6) | 1968 | |
| Diederichs Gelbe Reihe, Bd.30, Tao, Zen und schöpferische Kraft | 978-3-424-00630-8 (3-424-00630-0) | 1980 | |
| Original Teachings of Cha'an Buddhism | 978-0-394-71333-5 (0-394-71333-8) | 1971 |