Todd, David Keith Groundwater hydrology / David Keith Todd and Larry W. Mays - 3rd ed. - Hoboken N.J. : Wiley, c2005. - xvii, 636 p. : ill., maps. ; 26 cm. ISBN: 9788126530038 LCCN: Subjects--Topical Terms: Groundwater LC Class. No.: GB1003.2 / .T6 2005