Goffman, E. (1979) 'Footing', Semiotica, Semiotica25: 1-29.
2.
Levinson, S.C. (1988) 'Putting Linguistics on a Proper Footing: Explorations in Goffman's Concepts of Participation', in P. Drew and A. Wootton (eds), Erving Goffman: Exploring the Interaction Order, pp. 161-227. Cambridge : Polity.