00417    a2200169   4500020001800000082001600018100001700034245003400051260004700085300001900132650001600151650001400167650001500181700001500196700001400211700002200225  a9780632038527  a577.27bINT  aConnell, Des  aIntroduction to ecotoxicology  aOxfordbBlackwell Science Ltd.c1999g1999  avi,170p.c25cm  aEnvironment  aPollution  aToxicology  aWu, Rudolf  aLam, Paul  aRichardson, Bruce