1. Great Lakes Water Quality Agreement with Annexes and Texts and Terms of Reference between the United States of America and Canada signed at Ottawa April 15 197 1972
2. Report to the International Joint Commission on the Pollution ofLake Erie Lake Ontario and the International Section of the St. Lawrence River 1969
3. Fourth Annual Report on Great Lakes Water Quality 1976
4. Beeton, A. M., Eutrophication: Causes, Consequences, Correctives: 150 (1969).
5. BEETON, A.M., LIMNOLOGY AND OCEANOGRAPHY 10: 240 (1965).