APA-referens (7:e uppl.)
(2014). Safety management for utilities (Seventh edition.). American Water Works Association.
Chicago-referens (17:e uppl.)
Safety Management for Utilities. Seventh edition. Denver, Colorado: American Water Works Association, 2014.
MLA-referens (9:e uppl.)
Safety Management for Utilities. Seventh edition. American Water Works Association, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.