United States. National Park Service, Bailey, V., & Bailey, F. M. (1918). Wild animals of Glacier National Park: The mammals, with notes on physiography and life zones. Gov't. print. off..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. National Park Service, Vernon Bailey, और Florence Merriam Bailey. Wild Animals of Glacier National Park: The Mammals, with Notes on Physiography and Life Zones. Washington: Gov't. print. off., 1918.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited States. National Park Service, et al. Wild Animals of Glacier National Park: The Mammals, with Notes on Physiography and Life Zones. Gov't. print. off., 1918.
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