1. Alloway, B. J.: 1995, Heavy Metals in Soils, 2nd ed., Blackie Academic and Professional, London.
2. Alloway, B. J. and Ayres, C. D.: 1997, Chemical Principles of Environmental Pollution, 2nd ed., Blackie Academic and Professional, London.
3. Australia and New Zealand Environmental and Conservation Council: 1992, Australia and New Zealand Guidelines for the Assessment and Management of Contaminated Sites, Australia and New Zealand Environmental and Conservation Council and National Health and Medical Research Council, Canberra.
4. ANSTAT: 2001, Australia and New Zealand Food Standards Code, Vol. 2, ANSTAT, Victoria.
5. Beavington, F.: 1973, ‘Contamination of soil with zinc, copper, lead and cadmium in the Wollongong city area’, Aust. J. Soil. Res. 11, 27–31.