Literature Cited 



1. Wetlands Inventory - Montana, U.S. Fish and Wildlife Service, 

 1954, p. 2. 



2. Ibid p. 4. 



3. Wetlands Inventory Progress Report, Marvin Plenert, U.S. Fish 

 and Wildlife Service, January 1967. 



4. Classification of Natural Ponds and Lakes In the Glaciated 

 Prairie Region, Resource Publication 92, U.S. Fish and Wildlife 

 Service, Stewert and Kantrud, 1971, p. 1. 



5. Classification of Wetlands of the United States, Martin, A.C., 



et al , Fish and Wildlife Service, Special Scientific Report - / 

 Wildlife No. 20. 



29 



