Hartu hau. : Players and Arenas : The Interactive Dynamics of Protest / edited by James M. Jasper and Jan Willem Duyvendak.

Izenburua : Players and Arenas : The Interactive Dynamics of Protest / edited by James M. Jasper and Jan Willem Duyvendak.

Sailkapena : Ez dago telefono-zenbakirik.

Egoera : Ezezaguna