Engels, Friedrich, 1820-1895.  Engels, Friedrich, 1820-1895. <br/><br/>
Dialectics of nature / 
[tr. from the German by Clemens Dutt]. 
 - Moscow :  Progress Publishers,  [1966] 
<br/><br/>Bibliography: 374-381. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dialectic (Science)<br/>Science -- Philosophy.--Science -- Philosophy.