@book{27802,
	author = {Harper, Roland M.},
	title = {Natural resources of the Tennessee valley region in Alabama,},
	publisher = {Geological Survey of Alabama,},
	year = {1942.},
	series = {Alabama. [State Geologist] Special report 17},
	address = {University, Ala.,},
	note = {At head of title: Geological survey of Alabama ...}
}