| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Successful Living Day by Day: For everyone who wants to achieve inner peace, success, and loving relationships | 978-0-02-513750-9 (0-02-513750-6) | 1972 |
| TA for busy people: How to use transactional analysis at home and at work | 978-0-06-010427-6 (0-06-010427-9) | 1977 |