S. G. · Sam Gualardo · Sean Gaillard · Sonia Geilert
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Hinds Feet on High Places: A Guide to Hannah Hurnard's Novel | 978-1-933579-01-6 (1-933579-01-3) | 2005 |
| The Prince and The Pauper Novel Guide | 978-1-933579-00-9 (1-933579-00-5) | 2005 |
| Till We Have Faces Novel Guide | 978-1-933579-02-3 (1-933579-02-1) | 2005 |