@incollection{Ochs-etal79,
  author	= {Ochs, E. and Schieffelin, B. and Platt, M.},
  editor	= {Ochs, E. and Schieffelin, B.},
  year		= {1979},
  title		= {Propositions across Utterances and Speakers},
  booktitle	= {Developmental Pragmatics},
  pages		= {251--268},
  publisher	= {Academic Press},
  address	= {New York}
}