TY - BOOK AU - Cedergren,Harry R. TI - Seepage, drainage, and flow nets SN - 0471611786 U1 - 624.15136 PY - 1989/// CY - New York PB - Wiley KW - Seepage KW - Drainage KW - Soil percolation KW - MCE N1 - "A Wiley-Interscience publication." ER -