Gabriel III, Herman W. 1976. ?Wilderness Ecology: The Danaher Creek Drainage, Bob Marshall Wilderness, Montana?. University of Montana. http://ezproxy.library.arizona.edu/login?url=http://proquest.umi.com/pqdweb?did=760480581&sid=1&Fmt=1&clientId=43922&RQT=309&VName=PQD.