APA (7e ed.) Bronvermelding

World Health Organization World Plumbing Council. (2006). Health aspects of plumbing. World health Organization.

Chicago (17e ed.) Bronvermelding

World Health Organization World Plumbing Council. Health Aspects of Plumbing. Geneva: World health Organization, 2006.

MLA (8e ed.) Bronvermelding

World Health Organization World Plumbing Council. Health Aspects of Plumbing. World health Organization, 2006.

Let op: Deze citaties zijn niet altijd 100% accuraat.