000 00315nam a2200121Ia 4500
008 170101s1995 xx 000 0 und d
082 _a571.95 RIC
100 _aRichardson, M Ed.
245 0 _aEnvironmental toxicology assessment
260 _aLondon
_bTaylor & Francis
_c1995
300 _a438p
942 _2ddc
_cBK
999 _c310531
_d310531