Martin, J. R. (1992). English text: System and structure. John Benjamins.
Lua i Stíl Chicago (17ú heag.)Martin, J. R. English Text: System and Structure. Philadelphia: John Benjamins, 1992.
Lua MLA (9ú heag.)Martin, J. R. English Text: System and Structure. John Benjamins, 1992.
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