1. Population Census 1980;Central Statistical Services,1982
2. Spatial variations in the levels of living in the Cape metropolitan area. Second Carnegie Enquiry into Poverty and Development in Southern Africa;Riley,1984
3. BMDP Statistical Software,1983
4. Uses of the Poisson probability model with human populations;McGlashan;Pacif. Viewpoint,1976
5. Recent changes in late fetal and neonatal mortality in New Zealand;O'Neil;Soc. Sci. Med.,1980