Cowans, J. (2001). To speak for the people. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCowans, Jon. To Speak for the People. Routledge, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCowans, Jon. To Speak for the People. Routledge, 2001.
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