| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Ministering Angels: A Study of Nineteenth-century Evangelical Writing for Children | 978-0-903838-02-3 (0-903838-02-8) | 1980 |
| Ministering Angels, A Study of Nineteenth-Century Evangelical Writing for Children | 978-0-903838-01-6 (0-903838-01-X) | 1979 |