Citazione Stile APA (7a Edizione)

Newsome, L. R. (1967). A perceptual factor that could contribute to road accidents. Road Research Laboratory.

Citazione stile Chigago Style (17a edizione)

Newsome, L. R. A Perceptual Factor That Could Contribute to Road Accidents. Crowthorne: Road Research Laboratory, 1967.

Citatione MLA (9a ed.)

Newsome, L. R. A Perceptual Factor That Could Contribute to Road Accidents. Road Research Laboratory, 1967.