"E. K." ยท ed. Eleanor Kuykendall
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Philosophy in the Age of Crisis | Paperback | 978-0-06-043823-4 (0-06-043823-1) | 1972 |
| Philosophy in the Age of Crisis | Hardcover | 978-0-06-043821-0 (0-06-043821-5) | 1970 |