1989Politeness: Some Universals of Language Usage. Cambridge: Cambridge University Press.
Culpeper, Jonathan and Daniel Z. Kádár
2010Historical (Im)Politeness. Bern: Peter Lang.
House, Juliane
2018Authentic versus elicited data and qualitative versus quantitative research methods in pragmatics: Overcoming two non-fruitful dichotomies. System 751: 4–11.