Das, R C. <br/><br/>
Environmental science: Principles and practice. 

 - New Delhi  Prentice -Hall  2008 
 - xiv, 362p.:ill.; 24cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788120333307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Environmental science.
<br/><br/><label>LC Class. No.: </label>TD174.D37 2008