| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| America's religious treasures: A spiritual heritage travel guide | 978-0-06-068940-7 (0-06-068940-4) | 1976 |
| America's Religious Treasures: A Spiritual Heritage Travel Guide | 978-0-06-068941-4 (0-06-068941-2) | 1976 |