Jan Bartacek
Jerome Diamond
Keith Seiders
Unknown Author
Dave Garland
Canada. Environment Canada
Pellston Workshop on Whole Effluent Toxicity (1995 University of Michigan Biological Station, Douglas Lake)
Jörg Hubert Knapp
Michael C. Kemp
Marvin T. Bond
F. Engler
Ontario. Ministry of Environment and Energy.
United States. Environmental Protection Agency. Office of Water
Haskoning Koninklijk Ingenieurs- en Architectenbureau (Nijmegen, Netherlands)
Ontario. Ministry of Treasury and Economics. Central Statistical Services.
Massachusetts. Water Quality and Research Section.