TY - BOOK AU - Koch,Paul TI - Water sources WSO: Principles and practices of water supply operations series SN - 9781583217825 (alk. paper) U1 - 628.1/1 PY - 2010/// CY - Denver, CO PB - American Water Works Association KW - Water-supply KW - Water quality KW - Water resources development N1 - Rev. ed. of: Water sources. 2003 ER -