@book{44899,
	author = {Halliday, M.A.K. and Hasan, Ruqaiya},
	title = {Language, context, and text :},
	publisher = {Oxford University Press,},
	year = {1991.},
	address = {Oxford :},
	edition = {2nd. ed.},
	note = {Technical terms, p. 125.}
}