@incollection{Benson-etal88-tone,
  author	= {Benson, James D. and Greaves, William S. and Mendelsohn, David},
  editor	= {Fawcett, Robin P. and Young, David},
  year		= {1988},
  title		= {An experimental validation of M.A.K. Halliday's system of tone at primary delicacy in a Canadian context},
  booktitle	= {New developments in systemic linguistics},
  publisher	= {Pinter},
  address	= {London}
}