00978cam a2200265 i 45000010008000000030008000080050017000160080041000330100017000740150010000910200025001010400027001260500016001530820021001692450052001902600147002423000029003895000084004185040051005026500034005536500024005876500042006117000017006537100042006701827895BD-DhUL20150113155911.0801001s1980    enka     b    101 0 eng    a   80049989   aGB***  a0470270047 (Halsted)  aDLCcDLCdDLCdBD-DhUL00aTD425b.R5500a628.168219bSTR00aRiver pollution control /ceditor, M. J. Stiff.  aChichester, Eng. :bE. Horwood for the Water Research Centre, Stevenage Laboratory ;aNew York, N.Y. :bdistributed by Halstead Press,cc1980.  a423 p. :bill. ;c24 cm.  aProceedings of a conference organized by the Water Research Centre, April 1979.  aIncludes bibliographical references and index. 0aWaterxPollutionxCongresses. 0aRiversxCongresses. 0aWater quality managementxCongresses.1 aStiff, M. J.2 aWater Research Centre (Great Britain)