| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| August 2001 |
|
Castle in the Air | Greenwillow Books / HarperTrophy | Novel | |
| August 2001 |
|
Castle in the Air | Greenwillow Books / HarperCollins | Novel | |
| May 2008 |
|
Castle in the Air | Paw Prints | Novel | |
| September 2012 |
|
Castle in the Air | Greenwillow Books / HarperCollins | Novel |