| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Squirrels of the World | Hardcover | 978-1-4214-0469-1 (1-4214-0469-9) | 2012 | John L. Koprowski · Michael A. Steele · James F. Whatton |
| Squirrels: The Animal Answer Guide | " | 978-0-8018-8402-3 (0-8018-8402-0) | 2006 | Katie E. Ferrell |
| Squirrels: The Animal Answer Guide | Paperback | 978-0-8018-8403-0 (0-8018-8403-9) | 2006 | " |
R.J. · R. T. · Richard J. · Richard T. · Richard W. · T.J. · W.J. · W. T.