1. Bachelard, G. (1984) The New Scientific Spirit. Beacon, Boston
2. Barnes, M. and Berke, J. (1973) Mary Barnes: Two Accounts of a Journey Through Madness. Penguin, Harmondsworth
3. Towards a theory of schizophrenia;Bateson;Behavioural Science,1956
4. Berke, J. (1969) Counter-Culture; the Creation of an Alternative Society. Fire Books, London
5. Berke, J. (1977) Butterfly Man. Hutchinson, London