Pravda, Alex, <br/><br/>
Reform and change in the Czechoslovak political system, January-August 1968 / 
Alex Pravda. 
 - Beverly Hills, Calif. :  Sage Publications,  1975. 
 - 96 p. ; 
<br/><br/><label>ISBN: </label>0803999399 : 
<br/><br/><label>Dewey Class. No.: </label>320.943704  / Re