| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Buddha, Jesus and Muhammad: A Comparative Study | Paperback | 978-1-118-46550-9 (1-118-46550-4) | 2014 |
| World Religions in Practice: A Comparative Introduction | Hardcover | 978-1-4051-6702-4 (1-4051-6702-5) | 2008 |
| World Religions in Practice: A Comparative Introduction | Paperback | 978-1-4051-6703-1 (1-4051-6703-3) | 2008 |