Palm Press · Yale University Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Cave Church of Paul the Hermit: At the Monastery of St. Paul in Egypt | 978-0-300-11847-6 (0-300-11847-3) | 2008 |
| The Citadel of Cairo: A history and guide | 978-977-5089-04-5 (977-5089-04-2) | 1993 |