2Fuller, G. Engaging Cultures: Negotiating Discourse in Popular Science[ D]. Ph. D Thesis, University of Sydney, Sydney, 1995.
3Halliday, M. A.K. Language as Social Semiotic: Towards a general Sociolinguistic Theory [ C ]. In Makkai and Makkai( eds. ), 1975.
4Halliday, M. A. K. Language as Social Semiotic: the social Interpretation of Language and Meaning [ M ]. London:Edward Amold, 1978.
5Halliday, M. A. K. & R. Hasan. Language, Context and Text: Aspects of Language as a Socio-semantic Perspective[ M ]. Victoria: Deakin University Press,1985.
6Halliday, M. A. K. An Introduction to Functional Grammar[ M ]. London : Edward Amold, 1985.
7Hasan, Ruqaiya. Linguistics, Language and Verbal Art[ M]. Oxford: Oxford University Press,1989.
8Iedema, R. , S. Feez, and P. R. R. White. Media Literacy[R]. Sydney, Disadvantaged Schools Program, NSW Department of School Education, 1994.
9Martin, J.R. Interpersonal Meaning, Persuasion, and Public Discourse: Packing Semiotic Punch[ J]. Australian Journal of Linguistics, 1995a : 15:3 - 67.
10Martin, J.R. Reading Positions /Positioning Readers:JUDGEMENT in English [ J ]. Prospect : a Journal of Australian TESOL 10 (2) :1995b:27 -37.