Thomas, S. N. (1997). Practical reasoning in natural language (4th ed.). Prentice Hall.
Chicago Style aipamenaThomas, Stephen N. Practical Reasoning in Natural Language. 4th ed. Upper Saddle River, N. J: Prentice Hall, 1997.
MLA aipamenaThomas, Stephen N. Practical Reasoning in Natural Language. 4th ed. Prentice Hall, 1997.
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