"Engels, Frederick" <br/><br/>
Dialectics of nature / translated by Clemens Dutt 

 - Moscow  Progress Pub.  1976 
 - 403 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dialictical materialism
<br/><br/><label>Dewey Class. No.: </label>GL 146.32