Balz Manfred Wilhelm <br/><br/>
Invention and innovation under Soviet law 
Balz Manfred Wilhelm 
 - London  Lexington Books UK        1975 
 - ix,187p  cm. 
<br/><br/><label>Standard No.: </label>27,499 
<br/><br/><label>Source: </label> Reports / Technical Reports 
<br/><br/><label>Dewey Class. No.: </label>Z58:2873, L5