@incollection{Halliday95-consciousness,
  author	= {Halliday, M. A. K.},
  editor	= {All{\'e}n, Sture},
  year		= {1995},
  title		= {On language in relation to the evolution of human consciousness},
  booktitle	= {Of thoughts and words: proceedings of Nobel Symposium 92 "The relation between language and mind", Stockholm, 8-12 August 1994},
  publisher	= {Imperial College Press},
  address	= {Singapore, River Edge N.J. and London},
  pages		= {45--84}
}