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Dyfyniad Arddull ChicagoEckstein, Susan. Power and Popular Protest: Latin American Social Movement. Berkeley: University of California, 1989.
Dyfyniad MLAEckstein, Susan. Power and Popular Protest: Latin American Social Movement. University of California, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.