Ambasht, R. S. <br/><br/>
Environment and pollution:  An ecological approach/ 
R. S. Ambasht and P. K. Ambasht. 
 - 4th ed 
 - New Delhi:  CBS Publishers & Distributors pvt ltd,  c2012. 
 - xii,323 p.:  21 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>8123912234 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences
<br/><br/><label>Dewey Class. No.: </label>363.72/AME