@incollection{Hasan94,
  author	= {Hasan, Ruqaiya},
  editor	= {Grimshaw, Allen D.},
  year		= {1994},
  title		= {Situation and the definition of genre},
  booktitle	= {What's going on here: complementary studies of professional talk},
  publisher	= {Ablex},
  address	= {Norwood, N.J.},
  pages		= {127--172}
}