All United Nations Treaties and the appropriate details needed to create a reference can be found via the UN Treaty Collection.
Treaty title Year signed. Volume number UNTS page number, entered into force full date.
Additional Protocol to the Convention on Human Rights and Biomedicine concerning transplantation of organs and tissues of human origin 2002. 2466 UNTS 132, entered into force 1 May 2006
For other international treaties, include as a minimum Title Year.
In your reference list, include any additional information which clarifies this legislation for the reader - e.g. legal reference or series numbers and additional dates. Consider including [viewed date]. Available from: URL so your reader can quickly identify the source.
I-law contains international maritime conventions which can be cited using the guidance above or referenced to the Ratification of Maritime Conventions publication.
NOTE: Law students should use the OSCOLA system to cite legal references.