000 00642 a2200253 4500
001 36758
020 _a0
041 _aeng
080 _a620.1:061.2 Ame:6:81
245 _aAquatic toxicology and hazard assessment : 6th symposium, St. Louis, Mo., 13-14 Oct., 1981 / edited by W.E. Bishop, R.D. Cardwell and B.B. Heidolph
250 _a
260 _aPhiladelphia
260 _bASTM,
260 _c1983
300 _a560 p.
300 _c22.5 cm
490 _a
100 _aAmerican Society for Testing and Materials
700 _a
650 _a
650 _aWater-Pollution-Toxicology-Congresses
942 _cBK
942 _2UDC
999 _c117250
_d117249