1. Alberta Department of Agriculture. 1977 Unpublished. “Summary of Pesticide Residue Analyses for the Period December 1, 1975 to November 30, 1976”.
2. Alberta Environment Conservation Authority. 1973. Public Hearings into the Use of Pesticides and Herbicides in Alberta Bulletin No. 3.
3. Benezet, H.J., and F. Matsumura. 1973. Isomerization of γ-BHC to a-BHC in the environment. Nature, Vol. 243.
4. Canada Department of Agriculture, BHC, Plant Products Division. May 1967.
5. Canadian Wildlife Service. 1971. Pesticides and Wildlife No. R66–4071. Information Canada.