1. Instructions for the Completion of Road Accident Reports;Department of Transport,1978
2. Introduction to Statistical Analysis;Dixon,1969
3. Analysis for compound functions of categorical data;Forthofer;Biometrics,1973
4. Injuries to car occupants—theoretical considerations;Grime;Proc. Instit. Mech. Engineers,1975
5. Use of the Program CATLIN for Analysing Tables of Frequencies, with Examples from Traffic and Accident Studies;Hutchinson,1975