Lehr, Jay Keeley, Jack Lehr, Janet text Hoboken, NJ John Wiley & Sons 2005 monographic 5 v. : ill.; 29 cm. Jay Lehr, editor-in-chief; Jack Keeley, senior editor; Janet Lehr, associate editor Includes bibliographical references and index Water-supply Sewage disposal 0471736872 (vol 1) 0471736864 (Vol 2) 0471736856 (Vol 3) 0471736848 (Vol 4) 047173683X (Vol 5) http://www.mrw.interscience.wiley.com/eow/ http://www.mrw.interscience.wiley.com/eow/ UMP 20251117141313.0 vtls000003089