1. Beardsley, Monroe C. (1982) ‘Redefining Art’, in Michael J. Wreen and Donald M. Callen (eds), The Aesthetic Point of View. Ithaca, NY: Cornell University Press.
2. Bell, Clive (1961 [1914]) Art. London: Grey Arrow.
3. Bullough, Edward (1969) ‘Psychical Distance’, in Frank Tillman and Steven M. Cahn (eds), New York: Harper & Row.
4. Clark, Kenneth (1956) The Nude: A Study in Ideal Beauty. London: John Murray.
5. Collingwood, R.G. (1938) The Principles of Art. Oxford: Clarendon.