811
Bristow, A., 2002. Organic processed food. Which? April 2002, 22–23.
812
Martin, Peter, 2002. Milk: Nectar or Poison? Sunday Times Magazine, 21 July 2002. 46–54.
813
Bristow, A., 2002. Organic processed food. Which? April 2002, 22–23.
814
Inside Story. Which? April 2002, 4.
815
Clapp, R.W., Howe, K.H, and Jacobs, M.M., 2005. Environmental and occupational causes of cancer, www.sustainableproduction.org
816
Plant, J.A., Turner, K.T., and Highley, D.E., 1998. Minerals and the environment. Proceedings of Minerals '98 Conference, June 1998: Republished in the Mineralogical Society Bulletin, No. 119, July 1998, 3–11; Mineral Planning 77, December 1998, 3–8; IM&M Journal, December 1998, 1, 12, 331–336.