| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Timber Design for the Civil Professional Engineering Examination | 978-0-912045-13-9 (0-912045-13-2) | 1990 |
| Timber design for the civil professional engineering examination | 978-0-932276-73-5 (0-932276-73-3) | 1987 |
| Timber Design for the Civil Professional Engineering Examination | 978-0-932276-38-4 (0-932276-38-5) | 1983 |
L B · R. B · R. L · Robert B. · Robert L.