Caldwell, B. J. (1982). Beyond positivism: Economic methodology in the twentieth century. George Allen and Unwin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCaldwell, Bruce J. Beyond Positivism: Economic Methodology in the Twentieth Century. George Allen and Unwin, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCaldwell, Bruce J. Beyond Positivism: Economic Methodology in the Twentieth Century. George Allen and Unwin, 1982.
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