TY - BOOK ED - American Water Works Association. ED - ebrary, Inc. TI - Basic science concepts and applications: student workbook T2 - Principles and practices of water supply operations series AV - TD345 .A6 2010eb U1 - 628.1 19 PY - 2010/// CY - Denver, Colo. PB - American Water Works Association KW - Water-supply engineering KW - Electronic books KW - local N1 - Electronic reproduction; Palo Alto, Calif.; ebrary; 2013; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/daystar/Doc?id=10522349 ER -