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1
Proceedings : Conference in the Matter of Pollution of Lake Erie and Its Tributaries : Buffalo - August 10-11, 1965.
[Washington] Federal Water Pollution Control Administration 1966

Government Document Conference Proceeding Livro
2
Proceedings.
[Washington] Federal Water Pollution Control Administration, 1969

Government Document Conference Proceeding Livro
3
Progress evaluation meeting in the matter of pollution of Lake Erie and its tributaries (Indiana - Michigan - New York - Ohio - Pennsylvania) : Sheraton-Cleveland Hotel, Cleveland, Ohio, June 27, 1969
[Washington] Federal Water Pollution Control Administration, 1969

Government Document Conference Proceeding Livro
4
Proceedings; second session, September 20-21, 1967.
[Washington, D.C.] : U.S. Federal Water Pollution Control Administration, 1968

Government Document Conference Proceeding Livro
5
Proceedings.
[Washington] Federal Water Pollution Control Administration 1968

Government Document Conference Proceeding Livro
6
Conference proceedings : pollution of Lake Erie and its tributaries, fourth session : Cleveland, Ohio, October 4, 1968.
Washington, D.C. : United States Government Printing Office, 1968

Government Document Conference Proceeding Livro
7
Proceedings.
[Washington] : Federal Water Pollution Control Administration, 1969

Government Document Conference Proceeding Livro
8
Conference in the Matter of Pollution of the Interstate Waters of Perdido Bay and Its Tributaries (Florida-Alabama) : [proceedings]
Washington, D.C. : United States Government Printing Office, 1970

Government Document Conference Proceeding Livro
9
Engineering aspects of thermal pollution; proceedings.
[Nashville] Vanderbilt University Press, 1969

Conference Proceeding Livro
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