@book{218663,
	author = {U.S. Fish and Wildlife Service.},
	title = {Waterfowl breeding population survey for South Dakota and North Dakota},
	publisher = {U.S. Fish & Wildlife Service},
	year = {2003-},
	address = {Washington, D.C.?},
	note = {Title from title screen (viewed Sept. 7, 2005)},
	url = {http://purl.access.gpo.gov/GPO/LPS62562}
}