Development document for final effluent limitations guidelines new source performance standards, for the coal mining point source category /  
Anne M. Gorsuch ; administrator 
 - Washington :   Environmental Protection Agency (EPA),  1982 
 - xxii, [652] p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minería<br/>Carbón
<br/><br/><label>Dewey Class. No.: </label>622.33 U58d