Balinsky, Boris Ivan,  1905- <br/><br/>
An introduction to embryology / 
B. I. Balinsky. 
 - 4th ed. 
 - Philadelphia :  W. B. Saunders,  1975. 
 - xvii, 648 p. :  ill. ;  27 cm. 
<br/><br/>p. 605-633. 
<br/><br/><label>ISBN: </label>072161518X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Embryology.