@incollection{Hasan80,
  author	= {Hasan, Ruqaiya},
  editor	= {Copeland, J. E. and Davis, P. W.},
  year		= {1980},
  title		= {What's going on: a dynamic view of context},
  booktitle	= {The Seventh LACUS forum},
  publisher	= {Hornbeam Press},
  address	= {Columbia, S.C.},
  pages		= {106--121}
}