TY  - BOOK
AU  - Porta, Donatella Della
AU  - Diani, Mario
TI  - Social movements : an introduction
SN  - 0631192131
AV  - HN17.5.D45 1999 
PB  - Blackwell Publishers
KW  - Social movements
KW  - HN
N1  - Includes bibliographical references (p. [275]-318) and index
ER  -