| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Environmental Ethics & Forestry | 978-1-56639-785-8 (1-56639-785-5) | 2000 |
| Environmental Ethics And Forestry | 978-1-56639-784-1 (1-56639-784-7) | 2000 |
Peter C. List · Peter L. · Peter Leggat · Peter Leicht · Peter Licht · Petra Last · Petra Leicht · Petra Lucht