Baker, J. S. (1957). Traffic accident investigator's manual for police. Evanston, Illinois: The Traffic Institute of Northwestern University.
Trích dẫn kiểu ChicagoBaker, J. Stannard. Traffic Accident Investigator's Manual for Police. Evanston, Illinois: The Traffic Institute of Northwestern University, 1957.
Trích dẫn MLABaker, J. Stannard. Traffic Accident Investigator's Manual for Police. Evanston, Illinois: The Traffic Institute of Northwestern University, 1957.
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