Barnes & Noble · Michael O'Mara Books Ltd
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Mas malos de la historia, los | 978-84-270-2965-1 (84-270-2965-9) | 2003 |
| The Most Evil Men and Women in History | 978-0-7607-3496-4 (0-7607-3496-8) | 2002 |
| The Most Evil Men and Women in History | 978-1-85479-488-8 (1-85479-488-4) | 2002 |