Thomas, S. N. (1986). Practical reasoning in natural language. New Jersey: Prentice-Hall.
शिकागो स्टाइल उद्धरणThomas, Stephen Naylor. Practical Reasoning in Natural Language. New Jersey: Prentice-Hall, 1986.
एमएलए उद्धरणThomas, Stephen Naylor. Practical Reasoning in Natural Language. New Jersey: Prentice-Hall, 1986.
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