River-quality control and the cost of sewage treatment
Main Author: | |
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Published: |
University of Newcastle upon Tyne
1968
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Subjects: | |
Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.479823 |
Main Author: | |
---|---|
Published: |
University of Newcastle upon Tyne
1968
|
Subjects: | |
Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.479823 |