Smith, D. (2014). 100 places you will never visit: The world's most secret locations. Quercus.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, Daniel. 100 Places You Will Never Visit: The World's Most Secret Locations. New York: Quercus, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSmith, Daniel. 100 Places You Will Never Visit: The World's Most Secret Locations. Quercus, 2014.
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