@incollection{UreEllis-69,
  author	= {Ure, Jean and Ellis, J.},
  editor	= {al., Meetham et},
  year		= {1969},
  title		= {Language varieties -- register},
  booktitle	= {Encyclopedia of Linguistics (Information and Control)},
  volume	= {12},
  pages		= {251--259},
  publisher	= {Pergammon Press},
  address	= {Oxford}
}