Cita APA

Gardiner, J. A. 1. (1969). Traffic and the police: Variations in law-enforcement policy. Cambridge, Massachusetts: Harvard University Press.

Citación estilo Chicago

Gardiner, John A. 1937-. Traffic and the Police: Variations in Law-enforcement Policy. Cambridge, Massachusetts: Harvard University Press, 1969.

Cita MLA

Gardiner, John A. 1937-. Traffic and the Police: Variations in Law-enforcement Policy. Cambridge, Massachusetts: Harvard University Press, 1969.