Otter, L. (1971). Theory & praxis in anarchist organisation. Organisation of Revolutionary Anarchists.
Dyfyniad Arddull ChicagoOtter, Laurens. Theory & Praxis in Anarchist Organisation. London: Organisation of Revolutionary Anarchists, 1971.
Dyfyniad MLAOtter, Laurens. Theory & Praxis in Anarchist Organisation. Organisation of Revolutionary Anarchists, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.