P W. · P Walter · Philip W. · Philip Walter Gassman
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Claims to the Possession of Land: Law and Practice | 978-0-7545-0678-2 (0-7545-0678-9) | 2000 | James Harris |
| Claims to the Possession of Land: The Law and Practice | 978-1-85190-000-8 (1-85190-000-4) | 1987 | " |