Thomas, W. (1979). Philosophic radicals: Nine studies in theory and practice 1817-1841. Clarendon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThomas, William. Philosophic Radicals: Nine Studies in Theory and Practice 1817-1841. Clarendon Press, 1979.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThomas, William. Philosophic Radicals: Nine Studies in Theory and Practice 1817-1841. Clarendon Press, 1979.
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