RAJVAIDYA (Neelima);MARKANDEY (Dilip Kumar). <br/><br/>
Environmental measurement: concepts and approach. 

 - New Delhi  A P H Publishing Corporation  2005 
 - xv,207  PB 
<br/><br/><label>ISBN: </label>8176487910 
<br/><br/><label>Dewey Class. No.: </label>628 RAJN