Oxidation ditch sewage waste treatment process
Series: Water supply and waste disposal series -- v. 6
Publisher: U.S. Dept. of Transportation, Federal Highway Administration, For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 52
Subjects: Sewage -- Purification; Sewage disposal
Notes: Bibliography: p. 39