Ashgate · Cambridge University Press · Cornell University Press · Routledge · Variorum
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Medieval Warfare 1000-1300 | Hardcover | 978-0-7546-2515-5 | 2006 | |
| The Crusades and the Expansion of Catholic Christendom, 1000-1714 | " | 978-0-415-37127-8 | 2005 | |
| The Crusades and the Expansion of Catholic Christendom, 1000-1714 | Paperback | 978-0-415-37128-5 | 2005 | |
| The Crusades and Their Sources | Hardcover | 978-0-86078-624-5 | 1998 | |
| Victory in the East: A Military History of the First Crusade | Paperback | 978-0-521-58987-1 | 1996 | |
| War and Peace in Ancient and Medieval History | Hardcover | 978-0-521-81703-5 | 2008 | Philip de Souza |
| Western Warfare in the Age of the Crusades, 1000-1300 | Paperback | 978-0-8014-8607-4 | 1999 | |
| Western Warfare in the Age of the Crusades, 1000-1300 | " | 978-1-85728-467-6 | 1999 | |