@incollection{White99,
  author	= {White, David Manning},
  editor	= {Tumber, Howard},
  title		= {The `Gatekeeper': a case study in the selection of news},
  pages		= {66--72},
  booktitle	= {News: a reader},
  publisher	= {Oxford University Press},
  year		= {1999},
  address	= {Oxford},
}