Environmental guidelines for road and rail development in Sri Lanka. 

 - CEA  Colombo  1997 
 - 62 
 - Environmental Impact Assessment 
<br/><br/><label>Nat. Bib. No.: </label>5752 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>625.71(548.7)ENV 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering & Technology
<br/><br/><label>Universal Decimal Class. No.: </label>625.71(548.7)  1