Key words

This type of reference includes various kinds of document. The following table summarizes the kinds, and indicates the key words used to identify the kind of document being referred to.

Kind of supporting instrument	Key words	Notes
Declaration	- Declaration - the name of the instrument to which it applies	Declarations are statements appended to a treaty by one of the signing states, in a manner similar to a footnote or endnote. Example: Declaration of the United States to the International Covenant on Civil and Political Rights
Letter of intent	- Letter of intent	The words Treaty, Agreement, Convention, Charter, Covenant, or Protocol may also appear in either the title or surrounding text
Travaux preparatoire	- Travaux preparatoire	The words Treaty, Agreement, Convention, Charter, Covenant, or Protocol may also appear in either the title or surrounding text
Recommendation	- Recommendation	The words Treaty, Agreement, Convention, Charter, Covenant, or Protocol may also appear in either the title or surrounding text