Bergmann, G. (1964). Logic and reality. University of Wisconsin Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBergmann, Gustav. Logic and Reality. Madison: University of Wisconsin Press, 1964.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBergmann, Gustav. Logic and Reality. University of Wisconsin Press, 1964.
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