1. Population and Causes of Death Demography Bulletin issued Annually 1907–1972 Australian Bureau of Statistics, Canberra, Australia.
2. Vehicles Transport & Communications Bulletins Australian Bureau of Statistics
3. Petrol “Oil and Australia” (issued annually) Private Communication from Petroleum Information Bureau (Australia) 227 Collins St., Melbourne, Victoria, 3000.
4. Tobacco Manufacturers Standing Committee Research Paper No. 1,1959