Life  : origin and evolution 

 - San Francisco :  Freeman,  1979 (c.1952) 
 - 148 p.  : ilus. 
<br/><br/><label>LCCN: </label>55492 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolución.<br/>Vida--Origen.
<br/><br/><label>Dewey Class. No.: </label>577  / S2