National conference on appropriate technologies for industrial pollution control and environmental management:   22-23 November, 2002 
/ Department of Civil Engineering 
 - Tirupati:   Department of Civil Engineering,   2002 
 - 155p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>504.064(082.2)   / P2