Hengner , Robert W.. <br/><br/>
College Zoology /  Textual Documents 
Robert W.Hengner & Karl A. Stiles. 
 - 6th ed. / 
 - New York :  The Macmillan Company ,  1956. 
 - 909p. ;  22cm. 
<br/><br/><label>Subjects--Index Terms: </label>Zoology G-Zoology 
<br/><br/><label>Dewey Class. No.: </label>590  / H 362 C