Bascomb, N. (2003). Higher: A historic race to the sky and the making of a city (First edition.). Doubleday.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBascomb, Neal. Higher: A Historic Race to the Sky and the Making of a City. First edition. New York: Doubleday, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBascomb, Neal. Higher: A Historic Race to the Sky and the Making of a City. First edition. Doubleday, 2003.
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