1. Estimated resident population by sex and age, states and territories of Australia June 1987 to June 1992;Australian Bureau of Statistics,1993
2. Survey of motor vehicle use, 30 September 1991;Australian Bureau of Statistics,1993
3. Road Traffics Crashes in Western Australia 1989;Baxter,1990
4. Why are Young Drivers Over-represented in Traffic Accidents?;Catchpole,1994
5. Road crashes in Western Australia: 1992, the statistics;Chan,1993