Krohne, David T. <br/><br/>
General Ecology 

 - 2nd ed. 
 - Canada  Thomson Learning  2001 
 - XVI, 512p.  Paperback  27 cm 
<br/><br/><label>ISBN: </label>9780534375287 
<br/><br/><label>Dewey Class. No.: </label>574.5