Rajvaidya, Neelima. <br/><br/>
Environment Measurement:  Concept and approach / 
Neelima Rajvaidya and Dilip Kumar Markandey. 
 - xv,207p.:  illus,table,figs.  22cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>English. 
<br/><br/><label>ISBN: </label>8176487910 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Biological treatment.<br/>Environmental impact analysis.
<br/><br/><label>Dewey Class. No.: </label>	628.0287 /RAE.