000			00356nam a2200157Ia 4500
008			161001s2012 xx 000 0 und d
020			_a9781440000000
082			_a571.95 P82
100			_aWalker, C.H
245			_aPrinciples of ecotoxicology
250			_a4th
260			_bCRC _c2012
300			_a360p.
650			_aEcotoxicology
942			_2ddc _cC
999			_c6967 _d6967