| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| March 2008 |
|
The Battle for Skandia | Philomel Books | Novel | |
| January 2009 |
|
The Battle for Skandia | Puffin / Penguin Books (US) | Novel | |
| April 2009 |
|
The Battle for Skandia | Paw Prints | Novel |