TY - BOOK ED - American Water Works Association. ED - ProQuest (Firm) TI - Distribution valves: selection, installation, field testing, and maintenance T2 - AWWA manual AV - TD491 .D576 2006 U1 - 628.1/44 22 PY - 2006/// CY - Denver, Colo. PB - American Water Works Association KW - Water-pipes KW - Valves KW - Water KW - Distribution KW - Electronic books N1 - "Science and technology."; Includes bibliographical references (p. 57) and index; Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries UR - https://ebookcentral.proquest.com/lib/nird-ebooks/detail.action?docID=3116771 ER -