World Health Organization. (2011). Guide to ship sanitation. World Health Organization.
Style de citation Chicago (17e éd.)World Health Organization. Guide to Ship Sanitation. Geneva, Switzerland: World Health Organization, 2011.
Style de citation MLA (8e éd.)World Health Organization. Guide to Ship Sanitation. World Health Organization, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.