Place, U. T. (1954). The concept of heed. British Journal of Psychology, 45, 243-55. doi:10.1111/j.2044-8295.1954.tb01252.x
[References]  [21 citing publications]  [29 referring publications by Place]  [2 reprinting collections]  
Download: 1954 The Concept of Heed.pdf  1954 1999 The Concept of Heed - revised version.pdf (with a new introduction; not published)

Ryle, G. (1949). The Concept of Mind. Hutchinson.
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Tolman, E. C. (1932). Purposive Behaviour in Animals and Men. University of California Press.
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Wittgenstein, L. (1953). Philosophical Investigations (English translation by G. E. M. Anscombe). Basil Blackwell.
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