Storer, Tracy I. <br/><br/>
Elements of zoology / 
Tracy I. Storer, Robert L. Usinger, James W. Nybakken. 
 - 3rd ed. 
 - New York :  McGraw-Hill Book Co.,  1968. 
 - viii, 493 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology