World Health Organization World Plumbing Council. (2006). Health aspects of plumbing. World health Organization.
Style de citation Chicago (17e éd.)World Health Organization World Plumbing Council. Health Aspects of Plumbing. Geneva: World health Organization, 2006.
Style de citation MLA (8e éd.)World Health Organization World Plumbing Council. Health Aspects of Plumbing. World health Organization, 2006.
Attention : ces citations peuvent ne pas être correctes à 100%.