An investigation into recreational water quality
By: by Byron J. Mechalas ... [and others]
Contributors: United States. Environmental Protection Agency
Series: Water quality criteria data book -- v. 4; Water pollution control research series; Water quality criteria data book -- v. 4.; Water pollution control research series
Publisher: U.S. Environmental Protection Agency; For sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 256
Subjects: Water quality; Water; Pollution
Notes: Prepared for Office of Research and Monitoring, U. S. Environmental Protection Agency.

Project no. 18040 DAZ, Contract no 14-12-539.

Bibliography: p. 185-256.