Jones, R. P. (2001). Foundations of critical thinking. Harcourt College Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJones, Royce P. Foundations of Critical Thinking. Fort Worth: Harcourt College Publishers, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रJones, Royce P. Foundations of Critical Thinking. Harcourt College Publishers, 2001.
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