Contributions

  • United States. Environmental Protection Agency. Water Quality Office. - Contributor

Publication

1971 - [Environmental Protection Agency, Water Quality Office]; for sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington, District of Columbia

Language

English

Word Count

32,750 words, Guess

Page Count

131 pages

Identifiers

Classifications

  • DDC628/.24
  • LCCTD678 .A44

Subjects

Series Statement

  • Water pollution control research series

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