Royal-Dawson, F. (1931). Elements of curve design for road, railway and racing track: Elements of curve design for road, railway and racing track : on natural transition principles with special notes on road planning in terms of British and metrical units (1. izd.). London: E. & F. N. Spon, London.
Chicago stil citiranjaRoyal-Dawson, F.G. Elements of curve design for road, railway and racing track: Elements of curve design for road, railway and racing track : on natural transition principles with special notes on road planning in terms of British and metrical units. 1. izd. London: E. & F. N. Spon, London, 1931.
MLA stil citiranjaRoyal-Dawson, F.G. Elements of curve design for road, railway and racing track: Elements of curve design for road, railway and racing track : on natural transition principles with special notes on road planning in terms of British and metrical units. 1. izd. London: E. & F. N. Spon, London, 1931.