E R · F. E. · F. Randall
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A Watcher in the Woods | 978-0-689-30511-5 (0-689-30511-7) | 1976 |
| Haldane Station | 978-0-449-02217-7 (0-449-02217-X) | 1973 |
| The Watcher in the Woods | 978-0-590-31334-6 (0-590-31334-7) | 1980 |
Fawcett · Scholastic · Simon & Schuster