P.P. ยท Paul Pitman
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| External Works, Roads and Drainage: A Practical Guide | 978-1-138-40887-6 (1-138-40887-5) | 2017 |
| External Works, Roads and Drainage: A Practical Guide: A Practitioner's Guide | 978-0-419-25760-8 (0-419-25760-8) | 2001 |