APA-viite (7. p.)
McKeon, M. W. (2010). The concept of logical consequence: An introduction to philosophical logic. Peter Lang.
Chicago-viite (17. p.)
McKeon, Matthew W. The Concept of Logical Consequence: An Introduction to Philosophical Logic. New York: Peter Lang, 2010.
MLA-viite (9. p.)
McKeon, Matthew W. The Concept of Logical Consequence: An Introduction to Philosophical Logic. Peter Lang, 2010.
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