Kuznetsov B G <br/><br/>
Philosophy of optimism. 

 - Mascow  Progress Publishers        1977 
 - 323p  cm. 
<br/><br/><label>Standard No.: </label>57940 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R392, L7