University of Western Australia. Road Accident Prevention Research Unit, Road Safety Risk Factors Study (W.A.), & Cercarelli, L. R. (1997). Road Safety Risk Factors Study: Results from the second survey. Road Accident Prevention Research Unit.
Chicago-referens (17:e uppl.)University of Western Australia. Road Accident Prevention Research Unit, Road Safety Risk Factors Study (W.A.), och L. Rina Cercarelli. Road Safety Risk Factors Study: Results from the Second Survey. Nedlands, W.A.: Road Accident Prevention Research Unit, 1997.
MLA-referens (8:e uppl.)University of Western Australia. Road Accident Prevention Research Unit, et al. Road Safety Risk Factors Study: Results from the Second Survey. Road Accident Prevention Research Unit, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.