Cita APA

Witheford, D. K. (1970). Speed enforcement policies and practice. Eno Foundation for Transportation.

Citación estilo Chicago

Witheford, David K. Speed Enforcement Policies and Practice. Saugatuck, Conn: Eno Foundation for Transportation, 1970.

Cita MLA

Witheford, David K. Speed Enforcement Policies and Practice. Eno Foundation for Transportation, 1970.

Warning: These citations may not always be 100% accurate.