Pollution control guidelines:saw mills 

 - Central Environmental  Authority  Colombo  1997 
 - Saw Mills Sri Lanka Wastes Generation Standards Occupational  Health 
 - Pollution control guidelines  No.10 .
<br/><br/><label>Nat. Bib. No.: </label>P 2613 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>577.4(026)(548.7)POL 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Universal Decimal Class. No.: </label>577.4(026)(548.7)  1