Emmel, Thomas C. <br/><br/>
An Introduction to Ecology and Population Biology 

 - New York:  W.W.Norton and Company,  1973. 
 - 195p.  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>574.5  / EMM