Peter Lang Inc., International Academic Publishers · University of Chicago Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| A Modern Reader's Guide to Dante's Inferno | 978-0-8204-1827-8 (0-8204-1827-7) | 1992 | |
| The Autumn of the Middle Ages | 978-0-226-35994-6 (0-226-35994-8) | 1997 | Johan Huizinga |