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"Socialism: Utopian and Scientific". Friedrich Engels. Part III. Progress Publishers. "But, the transformation — either into joint-stock companies and trusts, or into State-ownership — does not do away with the capitalistic nature of the productive forces."
"Socialism: Utopian and Scientific". Friedrich Engels. Part III. Progress Publishers. "The proletariat seizes the public power, and by means of this transforms the socialized means of production, slipping from the hands of the bourgeoisie, into public property. By this act, the proletariat frees the means of production from the character of capital they have thus far borne, and gives their socialized character complete freedom to work itself out"
Hollander, Paul (1998). Political Pilgrims: Western Intellectuals in Search of the Good Society (edisi ke-4). New Brunswick, New Jersey: Transaction Publishers. ISBN1-56000-954-3. OCLC36470253.Parameter |url-status= yang tidak diketahui akan diabaikan (bantuan)
