Wells, H G, et al. <br/><br/>
Science of life, Vol.2 

 -  Doubleday & Company, New York  1931 
 - 1514 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life sciences
<br/><br/><label>Dewey Class. No.: </label>R 570  WEL-S.2