Bernal, J. D.  1901- <br/><br/>
The freedom of necessity / 
J. D. Bernal. 
 - London :  Routledge & K. Paul,  c1949. 
 - xi, 437 p.  23 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><label>LCCN: </label>49006599  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Philosophy.<br/>Social sciences.
<br/><br/><label>Dewey Class. No.: </label>504  / BEF