Johnson, M L, Ed.; Abercrombie, M, Ed. <br/><br/>
New biology, Vol.12 

 -  Penguin Books, London  1952 
 - 127 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574  JOH-N.12