00489nam a2200157Ia 4500008004100000022001400041040002500055082002600080100002600106245003600132260002400168942000700192942000700199952011000206999001500316240214s9999    xx            000 0 und d  a130906395  aNORSU-DumcNORSU-Dum  a628.16809169/M38/2002  aMason, Christopher F. 0aBiology of freshwater pollution  bPrentice Hallc2002  cBK  yBK  00104070aNORSU-DumbNORSU-Dumc952$cd2024-02-14l0o628.16809169/M38/2002r2024-02-14w2024-02-14yBK  c8161d8161