@incollection{Matthiessen95-theme,
  author	= {Matthiessen, Christian M. I. M.},
  editor	= {Ghadessy, M.},
  year		= {1995},
  title		= {Theme as an enabling resource in ideational `knowledge' construction},
  booktitle	= {Thematic development in English texts},
  publisher	= {Pinter Publishers},
  address	= {London}
}