| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Daisy: The Life and Loves of the Countess of Warwick | 978-0-7499-5169-6 (0-7499-5169-9) | 2008 | |
| Daisy: The Lives and Loves of the Countess of Warwick | 978-0-7499-0977-2 (0-7499-0977-3) | 2009 | |
| Queen Victoria's Maharajah: Duleep Singh 1838-93 | 978-1-84212-232-7 (1-84212-232-0) | 2001 | Michael Alexander |