@book{157630,
	author = {Barker, René A. and Ardis, Ann F.},
	title = {Hydrogeologic framework of the Edwards-Trinity aquifer system, west-central Texas},
	publisher = {U.S. G.P.O.},
	year = {1996.},
	series = {Regional aquifer-system analysis--Edwards-Trinity aquifer system},
	address = {Washington},
	note = {Includes eight folded plates in pocket.}
}