Hardin, Garrett. <br/><br/>
Biology :  its principles and implications / 
Garrett Hardin ; Drawings by Evan L. Gillespie.  
 - San Francisco :   Freeman,  © 1961.  
 - xi, 677 p. :   ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>331  331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.
<br/><br/><label>Dewey Class. No.: </label>574 / H219b