Jennings, K. (2011). Maphead: Charting the wide, weird world of geography wonks (1st Scribner hardcover ed.). Scribner.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJennings, Ken. Maphead: Charting the Wide, Weird World of Geography Wonks. 1st Scribner hardcover ed. New York: Scribner, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJennings, Ken. Maphead: Charting the Wide, Weird World of Geography Wonks. 1st Scribner hardcover ed. Scribner, 2011.
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