| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Ashleigh #5 The Forbidden Stallion | Paperback | 978-0-06-106558-3 | 1999 | Joanna Campbell |
| Ashleigh #7: Derby Day | " | 978-0-06-106606-1 | 1999 | " |
| Ashleigh #10: Derby Dreams | " | 978-0-06-106672-6 | 2001 | |
| Ashleigh's Promise | " | 978-0-06-106827-0 | 2001 | |
| Astra | Hardcover | 978-1-56145-541-6 | 2010 | |
| Moon Shadow | Paperback | 978-1-56145-546-1 | 2010 | |
| Moon Shadow | Hardcover | 978-1-56145-382-5 | 2006 | |
| Star Gazer | " | 978-1-56145-596-6 | 2011 | |
| Storm Chaser | " | 978-1-56145-496-9 | 2009 | |
| Willow King | Paperback | 978-1-56145-549-2 | 2010 | |
| Willow King: Race the Wind | " | 978-0-679-88658-7 | 2002 | |
HarperCollins · Peachtree Publishing Company · Random House