Hytner, R. (2014). Consiglieri: Leading from the shadows. Profile Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHytner, Richard. Consiglieri: Leading from the Shadows. London: Profile Books, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHytner, Richard. Consiglieri: Leading from the Shadows. Profile Books, 2014.
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