| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Cognition, Education, and Communication Technology | Hardcover | 978-0-8058-4279-1 (0-8058-4279-9) | 2005 | Petter Johansson |
| Cognition, Education, and Communication Technology | Paperback | 978-0-8058-4280-7 (0-8058-4280-2) | 2005 | " |
| Conceptual Spaces: The Geometry of Thought | " | 978-0-262-57219-4 (0-262-57219-2) | 2004 | |