Fundamentals of ecology 
Odum, Eugene P. (Eugene Pleasants), 1913-2002. 
 - 5th ed. 
 -  Thomson Brooks/Cole,  2005 
 - xviii, 598 p. 
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<br/><br/><label>ISBN: </label>0-534-42066-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology -- Textbooks.
<br/><br/><label>Dewey Class. No.: </label>574.5 Od8f 2005