APA-referens (7:e uppl.)

Alegre Helena, Pitchers Robert, Sğrov Sveinung, Vreeburg Jan, Bruaset Stian, Rs̜tum Jon, & Techneau. Water quality-driven operation and maintenance of drinking water networks , best management practice.

Chicago-referens (17:e uppl.)

Alegre Helena, Pitchers Robert, Sğrov Sveinung, Vreeburg Jan, Bruaset Stian, Rs̜tum Jon, och Techneau. Water Quality-driven Operation and Maintenance of Drinking Water Networks , Best Management Practice.

MLA-referens (9:e uppl.)

Alegre Helena, et al. Water Quality-driven Operation and Maintenance of Drinking Water Networks , Best Management Practice.