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- 78363371%2F%2Fr90 contributor B3388099.
- 78363371%2F%2Fr90 created "c1977.".
- 78363371%2F%2Fr90 date "1977".
- 78363371%2F%2Fr90 date "c1977.".
- 78363371%2F%2Fr90 dateCopyrighted "c1977.".
- 78363371%2F%2Fr90 description "Bibliography: p. 46-48.".
- 78363371%2F%2Fr90 extent "vi, 115 p. :".
- 78363371%2F%2Fr90 identifier "0662011791".
- 78363371%2F%2Fr90 isPartOf "Research program for the abatement of municipal pollution under provisions of the Canada-Ontario agreement on Great Lakes water quality, research report ; no. 64".
- 78363371%2F%2Fr90 issued "1977".
- 78363371%2F%2Fr90 issued "c1977.".
- 78363371%2F%2Fr90 language "eng fre".
- 78363371%2F%2Fr90 language "eng".
- 78363371%2F%2Fr90 publisher "Ottawa : Training and Technology Transfer Division (Water), Environmental Protection Service, Fisheries and Environment Canada ; Toronto : obtainable from Ontario Ministry of the Environment, Pollution Control Branch,".
- 78363371%2F%2Fr90 subject "628/.354".
- 78363371%2F%2Fr90 subject "Nitrification.".
- 78363371%2F%2Fr90 subject "Sewage Purification Activated sludge process.".
- 78363371%2F%2Fr90 subject "TD223.3 .R49 no. 64 TD756".
- 78363371%2F%2Fr90 title "Reliability of nitrification systems with integrated phosphorus precipitation / by P. M. Sutton ... [et al.].".
- 78363371%2F%2Fr90 type "text".