Principles of Biology / 
W. Gordon Whaley ...[et al.]. 
 - 3rd edition. 
 - London :  Harper & Row, Publishers,  1964. 
 - xviii, 776 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.
<br/><br/><label>Dewey Class. No.: </label>574 / W553p