Patten, Bradley M. <br/><br/>
Foundations of embryology. 

 - 2nd. ed. 
 - New York  McGraw-Hill  1964. 
 - 622 p.  illus. 
 - McGraw-Hill publications in the zoological sciences .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Embryology