| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Der einfache Weg | 978-3-404-61399-1 | 1997 | Mutter Teresa | |
| Pigs | 978-0-02-514140-7 | 1981 | Sarah Bowman | |
| Pigs: A Troughful of Treasures | 978-0-02-040340-1 | 1983 | " | |
| Traveling With The Saints In Italy: Contemporary Pilgrimages On Ancient Paths | 978-1-58768-024-3 | 2005 | ||