Ballard, William Whitney,    1906- <br/><br/>
Comparative anatomy and embryology /  
William W. Ballard. 
 - New York :    Ronald Press Co.,    [1964] 
 - viii, 618 p. :    ill.;    26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>64-013945 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Anatomy, Comparative.<br/> Embryology.
<br/><br/><label>Dewey Class. No.: </label>574.33