Kamarck. Why Presidents Fail And How They Can Succeed Again. Brookings Institution Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKamarck. Why Presidents Fail And How They Can Succeed Again. Brookings Institution Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKamarck. Why Presidents Fail And How They Can Succeed Again. Brookings Institution Press.
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