Crowley, R. (2009). Empires of the sea: The final battle for the Mediterranean / Roger Crowley. Faber and Faber.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrowley, Roger. Empires of the Sea: The Final Battle for the Mediterranean / Roger Crowley. London: Faber and Faber, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCrowley, Roger. Empires of the Sea: The Final Battle for the Mediterranean / Roger Crowley. Faber and Faber, 2009.
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