@book {6562,
	title = {America{\textquoteright}s National Parks and Their Keepers},
	year = {1984},
	note = {Illustrations},
	publisher = {Resources for the Future},
	organization = {Resources for the Future},
	address = {Washington, D.C.},
	keywords = {History, National Park Service},
	author = {Foresta, Ronald A.}
}
