Cita APA (7a ed.)

Cooper, W. E. (1979). Alcohol, drugs and road traffic. Juta.

Cita Chicago Style (17a ed.)

Cooper, Wilfrid E. Alcohol, Drugs and Road Traffic. Cape Town [u.a.]: Juta, 1979.

Cita MLA (9a ed.)

Cooper, Wilfrid E. Alcohol, Drugs and Road Traffic. Juta, 1979.