"Canaan Valley National Wildlife Refuge : birds."; "United States. Fish and Wildlife Service."; "Canaan Valley National Wildlife Refuge (W. Va.)"; "Birds--West Virginia--Canaan Valley--Identification."; "United States. Fish and Wildlife Service."; "2010"; "

Government document. \"U. S. Government Printing Office: 2010-600-909 R-2\".

"; ""; "P21026"; "pec"; "Canaan Valley National Wildlife Refuge (W. Va.)", "Birds--West Virginia--Canaan Valley--Identification."; "14256"; .