Mandelbaum, M. (1987). Purpose and Necessity in Social Theory. Johns Hopkins University Press.
Tohutoru Kātū Chicago (17th ed.)Mandelbaum, Maurice. Purpose and Necessity in Social Theory. Baltimore: Johns Hopkins University Press, 1987.
Tohutoro MLA (9th ed.)Mandelbaum, Maurice. Purpose and Necessity in Social Theory. Johns Hopkins University Press, 1987.
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