Dyfyniad APA
ebrary, Inc, Della Porta, D., & Reiter, H. (1998). Policing protest: The control of mass demonstrations in Western democracies. University of Minnesota Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Donatella Della Porta, and Herbert Reiter. Policing Protest: The Control of Mass Demonstrations in Western Democracies. Minneapolis: University of Minnesota Press, 1998.
Dyfyniad MLA
ebrary, Inc, et al. Policing Protest: The Control of Mass Demonstrations in Western Democracies. University of Minnesota Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.