00685pam a2200205 a 4500003000500000005001700005008004100022020001500063020004200078040001300120082003100133100002300164245010000187260003800287300003400325650004000359650000800399650005100407700002100458Nust20170216102506.0170216b        xxu||||| |||| 00| 0 eng d  a0060466774  a0063507285 (Harper international ed.)  cNust-MCE00a363.739456bTHOcL-4 , P-21 aThomann, Robert V.10aPrinciples of surface water quality modeling and control /cRobert V. Thomann, John A. Mueller.  aNew York :bHarper & Row,cc1987.  axii, 644 p. :bill. ;c24 cm. 0aWater qualityxMathematical models. 0aMCE 0aWater quality managementxMathematical models.1 aMueller, John A.