@book{277414,
	author = {United States.},
	title = {North Cascades National Park, Ross Lake National Recreation Area, Lake Chelan National Recreation Area, Washington /},
	publisher = {National Park Service, U.S. Department of the Interior,},
	year = {2018.},
	address = {[Washington, D.C.] :},
	note = {Relief shown by shading and spot heights.}
}