A primer on water quality [by] H.A. Swenson [and] H.L. Baldwin.
Contributors: Swenson, Herbert Alfred, 1911-; Baldwin, Helene Louise, 1920-
Publisher: U.S. Govt. Print. Off.
Published: 1969
Place of publication: Washington
Language: eng
Number of pages: 27
Subjects: Water -- Composition; Water -- Pollution