Horn. Lines Were Drawn. University Press of Mississippi.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHorn. Lines Were Drawn. University Press of Mississippi.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHorn. Lines Were Drawn. University Press of Mississippi.
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