Techniques of Water-Resources Investigations of the United States Geological Survey  -Methods for Analysis of Organic Substances in Water 

 - U.S. Department of the Interior  U.S.A. 
 - 40p. 
 - Book 5, Chapter A3 .
<br/><br/><label>Nat. Bib. No.: </label>3662 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>626/628  / MET