Burgess, J. W. (1923). Recent changes in American constitutional theory. Columbia University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBurgess, John William. Recent Changes in American Constitutional Theory. New York: Columbia University Press, 1923.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBurgess, John William. Recent Changes in American Constitutional Theory. Columbia University Press, 1923.
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