Many languages embody these two forms of deixis [demostrative, possession deictic] in the structure of the nominal group. The two are closely related, both being (as indicated by the term ʻdeixisʼ) a form of orientation by reference to the speaker – or more accurately, to the ʻspeaker – nowʼ the temporal – modal complex that constitutes the point of reference of the speech event.
- Halliday (1985), a pag.160