Watt, Kenneth E. F.  <br/><br/>
Ecology and resource management:  a quantitive approach/ 
by Kenneth E. F. Watt 
 - London:  McGraw-Hill Book Company  1968 
 - xii, 450 p. 
<br/><br/><label>ISBN: </label>070685738 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>333.72