Wetzel, Robert G.. <br/><br/>
Limnology /  
Robert G. Wetzel. 
 - 2nd ed /   . 
 - Philadelphia :   Saunders College Publishing ,   1993. 
 - xii,767p. :   ills ;   23cm .  
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<br/><br/><label>ISBN: </label>0030579139  NULL 
<br/><br/><label>Subjects--Index Terms: </label>LIMNOLOGY 
<br/><br/><label>Dewey Class. No.: </label>551.482  / WET/L