1. Aristotle, De Interpretatione, ed. L. Minio-Paluello, Oxford, 1949; Translatio Boethii, ed. L. Minio-Paluello, Aristoteles Latinus II 1–2 (Corpus Philosophorum jnedii aevi Academiarum consociatarum auspiciis et consilio editum), Desclee de Brouwer, Bruges — Paris, 1965.
2. Aristotle, Topica, W. D. Ross, Oxford University Press, Oxford, 1958.
3. Boethius, Commentarii in librum Aristotelis ΠEPI EPMHNEIAΣ, ed. C. Meiser. Prima editio III, Teubner, Leipzig, 1877; Secunda editio III, Teubner, Leipzig, 1880. Boethius, De differentiis topicis, Patrologia Latina, 64.
4. Peter Abelard, Dialectica, ed. L. M. de Rijk, Van Gorcurn, Assen, 1956, 21970.
5. Peter Abelard, Glossae super Peri ermeneias, ed. B. Geyer, in Peter Abaelards Philosophische Schriften, I. Die Logica ‘Ingredientibus’, (BGPhThMA 21,3), Aschendorff, Münster, 1927.