Owen, Denis Frank,  <br/><br/>
What is Ecology? / 
Denis Frank Owen 
 - New York :  Oxford University Press,  1980 
 - x, 234 pages :  illustration ;  19cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0192891405 (paperback) 9780192891402 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>LC Class. No.: </label>QH541 O94