| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Betsy and the Emperor | Paperback | 978-1-4169-1336-8 | 2006 |
| Betsy and the Emperor | Hardcover | 978-0-689-85880-2 | 2004 |
| Betsy and the Emperor | Paperback | 978-0-689-87294-5 | 2004 |
| Betsy and the Emperor | " | 978-1-4169-1158-6 | 2004 |
| Betsy e l'imperatore | Copertina rigida | 978-88-451-4085-3 | 2007 |
| Black Powder | Hardcover | 978-0-689-86876-4 | 2005 |
| Mr. Lincoln's Boys | " | 978-0-670-06169-3 | 2008 |
| The Curse of the Romanovs | " | 978-1-4169-0208-9 | 2007 |
Fabbri · Simon & Schuster · Viking