f 



DEFERENCES CITED 



Selcose, F'-anK C. 1976. Ducks, Geese and Swans of Horth America . Stackoole 

 Books, Hamsbura, Fennsylvama. 543 d. 



Cowardin, Lewis M . ; Ca'-ter, Virqinia; Golet, Francis; and LaRoe, Edwarc. 1979. 

 CI dssi fi cation of Wetlanas and Deeowater Habitats of the United States. 

 U.S. Fish and Wildlife Service, Washington, O.C, FWS/OBS-79/31 , 103 d. 



Lokemoen, J. "". 1966. Breeding Ecology of the Redhead Duck in Western Montana, 

 J. Wildlife Management 30 d. 668-681. 



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