Wetzel, Robert G. <br/><br/>
Limnological analyses 
Robert G .Wetzel and Gene E .Likens 
 - 2nd ed. 
 - New York  Springer-Verlag  c1991 
 - xiii,391p.:ill.,maps.;  26cm. 
<br/><br/> library has 3rd ed also 
<br/><br/><label>ISBN: </label>0-387-97331-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology--Fieldwork<br/>Limnology--Laboratory Manuals
<br/><br/><label>Dewey Class. No.: </label>574.52632028  / WET