World Health Organization. (2011). Guide to ship sanitation. World Health Organization.
Čikaški stil citiranja (17. izdanje)World Health Organization. Guide to Ship Sanitation. Geneva, Switzerland: World Health Organization, 2011.
MLA način citiranja (8. izdanje)World Health Organization. Guide to Ship Sanitation. World Health Organization, 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.