Ortho · W. W. Norton & Company
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Country Journal Book of Hardy Trees and Shrubs | 978-0-393-01624-6 (0-393-01624-2) | 1986 | |
| Ortho's All About Flowering Trees & Shrubs | 978-0-89721-480-3 (0-89721-480-3) | 2002 | Ortho Books |