| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Prophet of Decline: Spengler on World History and Politics | Hardcover | 978-0-8071-2653-0 (0-8071-2653-5) | 2001 |
| Prophet of Decline: Spengler on World History and Politics | Paperback | 978-0-8071-2727-8 (0-8071-2727-2) | 2001 |