Limnology  Textual Documents 
Paul S.Welch 
 - Second edition. 
 - Delhi  Narendra Publishing House  2010 
 - 538pg:  23cm. 
<br/><br/><label>ISBN: </label>9788190795241 
<br/><br/><label>Subjects--Index Terms: </label>Limnology Deptt- Zoology 
<br/><br/><label>Dewey Class. No.: </label>551.8