Orentlicher. Two Presidents Are Better Than One. NYU Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrentlicher. Two Presidents Are Better Than One. NYU Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrentlicher. Two Presidents Are Better Than One. NYU Press.
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