Knight, R.R.; Blanchard, B.M. 1983. Yellowstone grizzly bear investigations: Annual report of the Interagency Study Team, 1982. Washington, DC: U.S. Department of the Interior. National Park Service. 45 p.

Knight, R.R.; Blanchard, B.M. 1983. Yellowstone grizzly bear investigations: Annual report of the Interagency Study Team, 1982. Washington, DC: U.S. Department of the Interior. National Park Service. 45 p.

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