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Aristotle: On Sophistical Refutations. (Loeb Classical Library No. 400)

Aristotle: Posterior Analytics. Topica. (Loeb Classical Library No. 391)

John of St. Thomas Outlines of Formal Logic (Mediaeval Philosophical Texts in Translation)

Logic: An Aristotelian Approach (Revised)

Logic: The Art of Defining and Reasoning

Medieval Logic: An Outline of Its Development from 1250 to c. 1400

Ockham - Philosophical Writings

Ockham - Philosophical Writings

Sharh Matn al-Isaghuji

Socratic Logic