Hook, S. (1955). Marx and the Marxists: The ambiguous legacy. D.Van Nostrand.
Chicago-čujuhus (17. p.)Hook, Sidney. Marx and the Marxists: The Ambiguous Legacy. Princeton: D.Van Nostrand, 1955.
MLA-čujuhus (9. p.)Hook, Sidney. Marx and the Marxists: The Ambiguous Legacy. D.Van Nostrand, 1955.
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