Loux, Michael J. 1974. Ockham's Theory of Terms: Part I of the Summa Logicae. Notre Dame, Ind.: University of Notre Dame Press. Complete Translation.
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*Loux, Michael J. 1974. ''Ockham's Theory of Terms: Part I of the Summa Logicae''. Notre Dame, Ind.: University of Notre Dame Press. Complete Translation.
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*Freddoso, Alfred J., and Schuurman, Henry, trans. 1980. ''Ockham's Theory of Propositions: Part II of the Summa logicae''. Notre Dame, Ind.: University of Notre Dame Press.
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Freddoso, Alfred J., and Schuurman, Henry, trans. 1980. Ockham's Theory of Propositions: Part II of the Summa logicae. Notre Dame, Ind.: University of Notre Dame Press.
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*Longeway, John Lee (2007), ''Demonstration and Scientific Knowledge in William of Ockham'', University of Notre Dame Press, Notre Dame, IN. A translation of ''Summa Logicae III-II : De Syllogismo Demonstrativo'', with selections from the ''Prologue'' to the ''Ordinatio''.