| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Angels and the Order of Heaven in Medieval and Renaissance Italy | 978-1-107-02795-4 (1-107-02795-0) | 2014 |
| Augustine in the Italian Renaissance: Art and Philosophy from Petrarch to Michelangelo | 978-0-521-83214-4 (0-521-83214-4) | 2005 |