APA
Transport and Road Research Laboratory. Leaflet nr 639, . (1978). Automatic method to classify, count and record the axle weight of road vehicles. Crowthorne: Transport and Road Research Laboratory. Leaflet nr 639.
Chicago
Transport and Road Research Laboratory. Leaflet nr 639, . 1978. Automatic method to classify, count and record the axle weight of road vehicles. Crowthorne: Transport and Road Research Laboratory. Leaflet nr 639.
Harvard
Transport and Road Research Laboratory. Leaflet nr 639, . (1978). Automatic method to classify, count and record the axle weight of road vehicles. Crowthorne: Transport and Road Research Laboratory. Leaflet nr 639.
MLA
Transport and Road Research Laboratory. Leaflet nr 639, . Automatic method to classify, count and record the axle weight of road vehicles. Crowthorne: Transport and Road Research Laboratory. Leaflet nr 639. 1978.