Engels, Frederick. <br/><br/>
Dialectics of nature / 
Frederick Engels. 
 - 3rd. rev. editon. 
 - Moscow :  Progress Publishers,  1964. 
 - 407 p. ;  21 cm. 
<br/><br/> Translated from the German by Clemens Dutt. 
<br/><br/>Bibliography : p. 378-386. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dialectical materialism.<br/>Science--Philosophy.