Cedergren, Harry R. Seepage, drainage, and flow nets / Harry R. Cedergren. - 3rd ed. - New York : Wiley, c1989. - xviii, 465 p. : ill. ; 24 cm. "A Wiley-Interscience publication." ISBN: 0471611786 Subjects--Topical Terms: Drainage.MCESeepage.Soil percolation. Dewey Class. No.: 624.15136 / CED