Bernal J D <br/><br/>
Science in history (v.3):  the natural sciences in our time/ 
by Bernal J D 
 - New Delhi:  Penguin,  1969. 
 - 703-1008p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science History<br/>Sciences
<br/><br/><label>Dewey Class. No.: </label>509  / BER/S