Não informado. (1976). Capital and Class. Conference of Socialist Economists.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Capital and Class. London: Conference of Socialist Economists, 1976.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Capital and Class. Conference of Socialist Economists, 1976.
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