Kerr, J Graham <br/><br/>
Textbook of embryology, Vol.2: Vertebrata with the exception of mammalia 

 -  Macmillan & Co. Ltd., London  1919 
 - 590 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vertebrate embryology; Zoology
<br/><br/><label>Dewey Class. No.: </label>596.033  KER-T.2