APA-čujuhus (7. p.)
Epstein, R. L. (2015). Reasoning and formal logic: Essays on logic as the art of reasoning well. Advanced Reasoning Forum.
Chicago-čujuhus (17. p.)
Epstein, Richard L. Reasoning and Formal Logic: Essays on Logic as the Art of Reasoning Well. Socorro, New Mexico: Advanced Reasoning Forum, 2015.
MLA-čujuhus (9. p.)
Epstein, Richard L. Reasoning and Formal Logic: Essays on Logic as the Art of Reasoning Well. Advanced Reasoning Forum, 2015.
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