@incollection{Hasan90,
  author	= {Hasan, Ruqaiya and Cloran, Carmel},
  editor	= {Halliday, M. A. K. and Nichols, Howard and Gibbons, John},
  year		= {1990},
  title		= {A sociolinguistic interpretation of everyday talk between mothers and children},
  booktitle	= {Learning, keeping and using language: selected papers from the 8th World Congress of Applied Linguistics, Sydney, 16-21 August 1987},
  publisher	= {Benjamins},
  address	= {Amsterdam},
  pages		= {67--99}
}