Bernal, J.D. <br/><br/>
Science in history: The natural sciences in our time: Vol. 3  Vol. 2  The natural sciences in our time 
Bernal, J.D. 
 - 2. pr. 
 - Cambridge, Mass. :  M.I.T. P.,  1971, pr. 1974 
 - S. 704-1008, xxv s. 
 - MIT paperback series,  173 .
<br/><br/><label>ISBN: </label>0-262-02075-0 0-262-02075-0 
<br/><br/><label>Dewey Class. No.: </label>509  / BER