[her majestýs stationary office]. (1990). South wales constabulary: Codes of practice ; for drivers/riders of police vehicles and incident managers in respect of emergency response an pursuits.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)[her majestýs stationary office]. South Wales Constabulary: Codes of Practice ; for Drivers/riders of Police Vehicles and Incident Managers in Respect of Emergency Response an Pursuits. [London], 1990.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)[her majestýs stationary office]. South Wales Constabulary: Codes of Practice ; for Drivers/riders of Police Vehicles and Incident Managers in Respect of Emergency Response an Pursuits. 1990.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.