Wetzel, Robert G. <br/><br/>
Limnology : lake and river ecosystems /  
Robert G Wetzel. 
 - 3rd ed /   . 
 - Gurgaon :   Academic Press ,   2006. 
 - xvi,1006p. :   ills.,charts,tables ;   27.5cm .  
<br/><br/>Includes references, appendicex and index 
<br/><br/><label>ISBN: </label>813120345X  RS995.00 
<br/><br/><label>Subjects--Index Terms: </label>LIMNOLOGY 
<br/><br/><label>Dewey Class. No.: </label>551.483  / WET/L