Houlgate, S. (2006). The opening of Hegel's Logic: From being to infinity. Purdue University Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Houlgate, Stephen. The Opening of Hegel's Logic: From Being to Infinity. West Lafayette, Indiana: Purdue University Press, 2006.
Παραπομπή σε μορφή MLA (8th εκδ.)Houlgate, Stephen. The Opening of Hegel's Logic: From Being to Infinity. Purdue University Press, 2006.
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