@incollection{Leith96-origins,
  author	= {Leith, Dick},
  editor	= {Graddol, David and Leith, Dick and Swann, Joan},
  title		= {The origins of English},
  booktitle	= {English history, diversity and change},
  publisher	= {Routledge},
  year		= {1996},
  address	= {London and New York},
  note		= {The Open University},
  pages		= {95--132}
}