TY - BOOK AU - Sham,Chi Ho ED - American Water Works Association. ED - ebrary, Inc. TI - Operational guide to AWWA standard G300, source water protection AV - TD223 .O64 2010eb U1 - 628.1/10973 22 PY - 2010/// CY - Denver, Colo. PB - American Water Works Association KW - Wellhead protection KW - Standards KW - United States KW - Groundwater KW - Pollution KW - Prevention KW - Electronic books KW - local N1 - Includes bibliographical references; Electronic reproduction; Palo Alto, Calif.; ebrary; 2011; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/rucke/Doc?id=10533526 ER -