Water Management Program Software – LAMPS – https://hcinfo.com/
Association of Water Technologies https://www.awt.org/awt-bookstore/
Guidance to Help Minimize the Risk of Legionellosis https://www.ashrae.org/technical-resources/bookstore/ansi-ashrae-standard-188-2018-legionellosis-risk-management-for-building-water-systems
Boiler Water Additives www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/cfrsearch.cfm?fr=173.310
Centers for Disease Control and Prevention https://www.cdc.gov/
American Society of Heating, Refrigerating and Air-Conditioning Engineers https://www.ashrae.org/