GregoryR L, 1971“The grammar of vision”Listener83242; reprinted in Gregory R L, 1974 Concepts and Mechanisms of Perception (London: Duckworth) pp 622–629
4.
GregoryR L, 1981Mind in Science (London: Weidenfeld and Nicolson)
5.
RichardsR J, 1978Darwin and the Emergence of Evolutionary Theories (Chicago: University of Chicago Press)