00347    a2200133   4500020001800000082001700018100002000035245004400055250000800099260004400107300002000151650002000171650002200191  a9780471348757  a628.168bLAW  aLaws, Edward A.  aAquatic pollutionban introductory text  a3rd  aNew YorkbJohn Wiley & Sonsc2000g2000  axvi,639p.c26cm  aWater pollution  aAquatic pollution