Darwin, Charles (Charles Robert),  1809-1882 <br/><br/>
The origin of species/ 
Charles Darwin ; abridged and introduced by Philip Appleman. 
 - New York:  Norton,  1975. 
 - 128 p. :   ill. ;   22 cm. 
<br/><br/> Includes index. 
<br/><br/>p. 125-126. 
<br/><br/><label>ISBN: </label>0393092194 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution.<br/>Natural selection.