(2004). Journeys fron the center of the earth: Six guided tours through Mediterranean history : risky rocks. BBC Worldwide.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJourneys Fron the Center of the Earth: Six Guided Tours Through Mediterranean History : Risky Rocks. Australia: BBC Worldwide, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJourneys Fron the Center of the Earth: Six Guided Tours Through Mediterranean History : Risky Rocks. BBC Worldwide, 2004.
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