Wiley, F. W. (1966). Montana and the sky: The beginning of aviation in the land of the shining mountains. Montana Aeronautics Commission.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWiley, Frank W. Montana and the Sky: The Beginning of Aviation in the Land of the Shining Mountains. [Helena]: Montana Aeronautics Commission, 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWiley, Frank W. Montana and the Sky: The Beginning of Aviation in the Land of the Shining Mountains. Montana Aeronautics Commission, 1966.
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