Bray, H., & Wilkinson, T. (2014). You are here: From the compass to GPS, the history and future of how we find ourselves. Basic Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBray, Hiawatha, और Trish Wilkinson. You Are Here: From the Compass to GPS, the History and Future of How We Find Ourselves. New York, New York: Basic Books, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBray, Hiawatha, और Trish Wilkinson. You Are Here: From the Compass to GPS, the History and Future of How We Find Ourselves. Basic Books, 2014.
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