Francis, D.W. (1987) "The competent player: some observations on game learning," in D. Crookall et al. (eds.) Simulation-Gaming in the Late 1980s. Oxford : Pergamon.
2.
Francis, D.W. (1989) "Game identities and activities: some ethnomethodological observations," in D. Crookall and D. Saunders (eds.) Communication and Simulation: From Two Fields to One Theme. Clevedon , UK: Avon; Philadelphia, PA : Multilingual Matters.
3.
Watson, D.R. and W.W. Sharrock (1987) "Some social-interactional aspects of a business game," in D. Crookall et al. (eds.) Simulation-Gaming in the Late 1980s. Oxford: Pergamon.