TY - BOOK AU - Todd,David Keith TI - Groundwater hydrology SN - 9971511738 U1 - 551.49 22 PY - 1980/// CY - New York PB - John Wiley& Sons KW - Groundwater N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/description/wiley031/80011831.html UR - http://www.loc.gov/catdir/toc/onix02/80011831.html ER -