APA (7e ed.) Bronvermelding

Não informado. (1938). Traffic Engineering. Institute of Traffic Engineering.

Chicago (17e ed.) Bronvermelding

Não informado. Traffic Engineering. New York: Institute of Traffic Engineering, 1938.

MLA (8e ed.) Bronvermelding

Não informado. Traffic Engineering. Institute of Traffic Engineering, 1938.

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