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1
Ottawa : Environment Canada, 1987

Book
2
Urbana : University of Illinois, 1969

Conference Proceeding Book
3
Nagpur, Central Public Health Engineering Research Institute 1965

Conference Proceeding Book
4
[Ottawa : Environnement Canada = Environment Canada], 1990

Government Document Conference Proceeding Book
5

Conference Proceeding
6
New York : National Association of Secondary Material Industries, 1967

Conference Proceeding Book
7
London ; New York : Elsevier Applied Science, 1991

Book
8
Ottawa : Protection de l'environnement, Environnement Canada = Environmental Protection, Environment Canada, 1992

Government Document Conference Proceeding Book
9
Dordrecht ; Boston : Kluwer Academic, 1993

Book
12
Amsterdam ; New York : New York, N.Y. : Elsevier ; Distributors for the U.S. and Canada, Elsevier Science Pub. Co., 1984

Book
13
London : Selper, 1985

Conference Proceeding Book
14
[Ottawa : Environnement Canada = Environment Canada], 1989

Government Document Conference Proceeding Book
15
Austin (Tex.) : Texas Water Pollution Control Association, 1959

Conference Proceeding
16
[Ottawa : Direction générale de la protection de l'environnement, Environnement Canada = Environmental Protection Directorate, Environment Canada, 1991

Government Document Conference Proceeding Book
17
18
Philadelphia, PA : ASTM, 1992

Conference Proceeding
19
[Champaign, Ill. : US Army Corps of Engineers, Construction Engineering Library Laboratory?], 1984

Conference Proceeding Book
20
London : Kitchener, Canada : Selpen ; Sold and distributed in the U.S.A. and Canada by TEKRAN International, 1985

Conference Proceeding Book