Otter, L. (1971). Theory & praxis in anarchist organisation. Organisation of Revolutionary Anarchists.
Chicago-viite (17. p.)Otter, Laurens. Theory & Praxis in Anarchist Organisation. London: Organisation of Revolutionary Anarchists, 1971.
MLA-viite (8. p.)Otter, Laurens. Theory & Praxis in Anarchist Organisation. Organisation of Revolutionary Anarchists, 1971.
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