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- 72601457 alternative "Activated sludge processing.".
- 72601457 contributor B2195207.
- 72601457 contributor B2195208.
- 72601457 contributor B2195209.
- 72601457 created "1972.".
- 72601457 date "1972".
- 72601457 date "1972.".
- 72601457 dateCopyrighted "1972.".
- 72601457 description "Includes bibliographical references.".
- 72601457 extent "viii, 164 p.".
- 72601457 isPartOf "Water pollution control research series".
- 72601457 issued "1972".
- 72601457 issued "1972.".
- 72601457 language "eng".
- 72601457 publisher "Washington [U.S. Environmental Protection Agency]; for sale by the Supt. of Docs., U.S. Govt. Print. Off.,".
- 72601457 subject "628/.354".
- 72601457 subject "Sewage Purification Activated sludge process.".
- 72601457 subject "TD756 .U53".
- 72601457 title "Continued evaluation of oxygen use in conventional activated sludge processing. [Authors: M. A. McDowell and others. Prepared] for the Office of Research and Monitoring, Environmental Protection Agency.".
- 72601457 type "text".