Hurley, Patrick J., 1883-1963
A concise introduction to logic
Wadsworth and Cengage Learning, 2012
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Hurley, Patrick J., 1883-1963
A concise introduction to logic
Wadsworth, 1984
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Copi, Irving M.
Introduction to logic
Macmillan, 1961
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Boolos, George
Logic, logic, and logic
Harvard University Press, 1998
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Copi, Irving M.
Introduction to logic
Macmillan, 1972
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