Porta, Donatella Della <br/><br/>
Social movements  An introduction / 

 - 2nd ed. 
 - U.S.A :  Blackwell pub ,  2006. 
 - p.ix+345 
<br/><br/><label>ISBN: </label>1405102829 
<br/><br/><label>Subjects--Index Terms: </label>Social Change