Vickers, R. A. (1992). Cost effective maintenance of railway track: Proceedings of the Conference Cost Effective Maintenance of Railway Track ... and held in London on 25 - 26 June 1992. Telford.
Chicago-Zitierstil (17. Ausg.)Vickers, R. A. Cost Effective Maintenance of Railway Track: Proceedings of the Conference Cost Effective Maintenance of Railway Track ... and Held in London on 25 - 26 June 1992. London: Telford, 1992.
MLA-Zitierstil (9. Ausg.)Vickers, R. A. Cost Effective Maintenance of Railway Track: Proceedings of the Conference Cost Effective Maintenance of Railway Track ... and Held in London on 25 - 26 June 1992. Telford, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.