| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| The Psychologists: v. 1 | Paperback | 978-0-19-501567-6 | 1972 |
| The Psychologists: v. 1 | Hardcover | 978-0-19-501568-3 | 1972 |
| The Psychologists: v. 2 | Paperback | 978-0-19-501725-0 | 1974 |
| The Psychologists: v. 2 | Hardcover | 978-0-19-501726-7 | 1974 |