APA (7e ed.) Bronvermelding

Não informado. (1959). Traffic engineering and control. Printerhall.

Chicago (17e ed.) Bronvermelding

Não informado. Traffic Engineering and Control. London: Printerhall, 1959.

MLA (8e ed.) Bronvermelding

Não informado. Traffic Engineering and Control. Printerhall, 1959.

Let op: Deze citaties zijn niet altijd 100% accuraat.