Copleston, F. C. (1966). Contemporary philosophy: Studies of logical positivism and existentialism. Newman Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCopleston, Frederick C. Contemporary Philosophy: Studies of Logical Positivism and Existentialism. Westminster, Md.: Newman Press, 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCopleston, Frederick C. Contemporary Philosophy: Studies of Logical Positivism and Existentialism. Newman Press, 1966.
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