| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A First Guide to Birdwatching | 978-0-19-910059-0 (0-19-910059-4) | 1993 |
| Evenings at the Coot and Corncrake: Bird Watcher's Quiz Book | 978-0-00-219834-9 (0-00-219834-7) | 1986 |
| Observer les oiseaux | 978-2-8034-2605-8 (2-8034-2605-6) | 1994 |
C.H. · Charise Harper · Chris Harper · Chris Herborth · Craig Herbertson
Chantecler · HarperCollins · Oxford University Press