1. Hayes, W.J.: Pesticides Studied in Man. William & Wilkins, Baltimore (1982)
2. Worthing, C.R. (ed.): The Pesticide Manual. British Crop Protection Council, Croydon (1983)
3. Hartley, D., Kidd, H. (eds.): The Agrochemicals Handbook. Royal Society of Chemistry, Nottingham (1983)
4. Nriagu, J.O. (ed.): Copper in the Environment. Wiley, New York (1979)
5. Brennan, R.F.: Effectiveness of some copper compounds applied as foliar sprays in alleviating copper deficiency of wheat grown on copper-deficient soils of Western Australia. Aust. J. Exp. Agric. 30, 687–691 (1990)