| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Universal Access to Outdoor Recreation: A Design Guide | 978-O-944661-25-3 (O-944661-25-4) | 1993 | Usda Forest Service · Ltd. Sea Reach |
I. P. · Ines Pohl · Inga Piel · Inge Pohl · Ingo Piel · Ingo Pohle