APA

Transport and Road Research Laboratory. Leaflet no 780, . (1979). Speed/flow formulae for rural motorways and all-purpose dual carriageways, 1977. Crowthorne: Transport and Road Research Laboratory. Leaflet no 780.

Chicago

Transport and Road Research Laboratory. Leaflet no 780, . 1979. Speed/flow formulae for rural motorways and all-purpose dual carriageways, 1977. Crowthorne: Transport and Road Research Laboratory. Leaflet no 780.

Harvard

Transport and Road Research Laboratory. Leaflet no 780, . (1979). Speed/flow formulae for rural motorways and all-purpose dual carriageways, 1977. Crowthorne: Transport and Road Research Laboratory. Leaflet no 780.

MLA

Transport and Road Research Laboratory. Leaflet no 780, . Speed/flow formulae for rural motorways and all-purpose dual carriageways, 1977. Crowthorne: Transport and Road Research Laboratory. Leaflet no 780. 1979.