Barton, A. J. (1980). The effects on accident frequencies of lorry controls in the Windsor area. Transport and Road Research Laboratory.
Cita Chicago (17th ed.)Barton, A. J. The Effects on Accident Frequencies of Lorry Controls in the Windsor Area. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1980.
Cita MLA (9th ed.)Barton, A. J. The Effects on Accident Frequencies of Lorry Controls in the Windsor Area. Transport and Road Research Laboratory, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.