Patterson, T. E. (1997). The American democracy (3rd ed., election ed.). McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPatterson, Thomas E. The American Democracy. 3rd ed., election ed. New York: McGraw-Hill, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPatterson, Thomas E. The American Democracy. 3rd ed., election ed. McGraw-Hill, 1997.
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