Engels Frederick <br/><br/>
Dialectics of nature Tr from German by Clemens Dutt 
Engels Frederick 
 - 2nd 
 - Moscow  Progress Publishers         1954 
 - 403p.  cm. 
<br/><br/><label>Standard No.: </label>24429 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SCIENCE
<br/><br/><label>Dewey Class. No.: </label>Av1'M, J4;M6