@book{30312,
	author = {Coffin, Donald L., and Horr, C. Albert and Colorado Water Conservation Board.},
	title = {Geology and ground-water resources of the Big Sandy Creek Valley, Lincoln, Cheyenne, and Kiowa Counties, Colorado /},
	publisher = {Govt. Print. Off.,},
	year = {1967.},
	address = {Washington :},
	note = {"Prepared in cooperation with the Colorado Water Conservation Board."}
}