| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Environmental Careers: The Inside Guide | 978-1-870752-73-2 (1-870752-73-2) | 2002 | Alastair Chisholm ยท Helen Wilson |
| Habitats Guide: 1: Selected Habitat Case Studies | 978-1-870752-78-7 (1-870752-78-3) | 2004 | Helen Wilson |