Walter, Herbert E. and Sayles, Leonard P. <br/><br/>
Biology of the Vertebates 

 - 3 
 - New York  The MacMillan Company  1956 
 - 875 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology