1985:
Introduction to Functional Grammar . London: Edward Arnold.
Halliday, M. A. K. and Hasan, R.:
1976:
Cobhesion in English.
London: Longman.
1985:
Languag, Context and Text: Aspects of Language in a Social-Semiotic
. Geelong, Victoria: Deakin University
Harris, Z. 1963:
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