लेखक: Elizabeth Leigh Vanderklein

समर्थन
Jim Perry and Elizabeth Leigh Vanderklein are the authors of Water Quality: Management of a Natural Resource, published by Wiley.




1 द्वारा ईबुक Elizabeth Leigh Vanderklein

Jim Perry & Elizabeth Leigh Vanderklein: Water Quality
Once a purely technical sub-discipline of hydrology, water quality management is now a social and political discipline, with concerns ranging from ensuring adequate health standards to preserving bio …
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