Encompass Editions · Routledge
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Low-Volume Road Engineering: Design, Construction, and Maintenance | 978-1-138-74815-6 (1-138-74815-3) | 2017 |
| That Line of Darkness | 978-0-9865203-5-8 (0-9865203-5-7) | 2011 |
A D · A. Douglas · R. A. · R.D. · R Douglas · Robert A. · Robert Alexander Douglas-Lithgow · Robert D. · Robert Douglas