Zahn, H <br/><br/>
worlerbuch zur politik und wirtschafts politik( Dictionary of politics and economic policy) 

 - Bonn    Fritzknapp  1975 
<br/><br/><label>ISBN: </label>3 7819 2011 9 
<br/><br/><label>Dewey Class. No.: </label>R 433 2 ZAH