World Touring and Automobile Organisation. (1978). Traffic engineering and control. Printerhall.
Citazione stile Chigago Style (17a edizione)World Touring and Automobile Organisation. Traffic Engineering and Control. London: Printerhall, 1978.
Citatione MLA (9a ed.)World Touring and Automobile Organisation. Traffic Engineering and Control. Printerhall, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.