World Health Organization World Plumbing Council. (2006). Health aspects of plumbing. World health Organization.
Čikaški stil citiranja (17. izdanje)World Health Organization World Plumbing Council. Health Aspects of Plumbing. Geneva: World health Organization, 2006.
MLA način citiranja (8. izdanje)World Health Organization World Plumbing Council. Health Aspects of Plumbing. World health Organization, 2006.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.