AWWA manual
American Water Works Association
Manual of water supply practices
American Water Works Association 2020 2nd ed AWWA manual M55
Available at 1 libraries
by Robert Walker
American Water Works Association [2020] 3rd ed AWWA manual M23
American Water Works Association [2017] 5th ed AWWA manual M11
pbk.
American Water Works Association [2014] 3rd ed AWWA manual M45
American Water Works Association c2009 3rd ed AWWA manual M41
pbk. , pbk.
American Water Works Association c2007 2nd ed AWWA manual M50
American Water Works Association c2005 AWWA manual M53
American Water Works Association c1983 3rd ed AWWA manual M1