@book {7245,
	title = {Geology of National Parks},
	year = {1997},
	note = {Illustrations},
	publisher = {Kendall/Hunt Pub. Co.},
	organization = {Kendall/Hunt Pub. Co.},
	edition = {5th ed.},
	address = {Dubuque, IA},
	keywords = {Geological formations, Geology},
	author = {Harris, Anne G and Tuttle, Esther and Tuttle, Sherwood D}
}
