| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2004 | 978-0-9548494-0-5 | Brian Parks | The Punchbowl Companion: A Guide and Index to Monica Edwards' Punchbowl Farm Books |
| 2005 | 978-0-9548494-2-9 | Brian Parks | The Romney Marsh Companion: A Guide and Index to the Romney Marsh Books of Monica Edwards |