J.D. · J. De Veen · J J · J.V.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Guide to the Training of Supervisors for Labour-Based Road Construction and Maintenance | 978-92-2-102887-1 (92-2-102887-9) | 1981 | L.S Karlsson |
| International Course for Engineers and Managers of Labour-based Road Construction and Maintenance Programmes | 978-92-2-107919-4 (92-2-107919-8) | 1991 | |
| The Rural Access Roads Programme: Appropriate technology in Kenya | 978-92-2-102204-6 (92-2-102204-8) | 1980 | |