Aquatic toxicology and hazard assessment : proceedings of the Fourth Annual Symposium on Aquatic Toxicology 
Branson, D.R. 
 -  American Society for Testing and Materials,  1981 
 - 471 p. 
 - ASTM special technical publication .
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental impact analysis -- Congresses.
<br/><br/><label>Dewey Class. No.: </label>615.9 B72 1981