Cita APA

Butt, D. (2000). Using functional grammar: An explorer's guide (2nd ed.). Sydney: National centre for English language teaching and research, Macquarie University.

Citación estilo Chicago

Butt, David. Using Functional Grammar: An Explorer's Guide. 2nd ed. Sydney: National centre for English language teaching and research, Macquarie University, 2000.

Cita MLA

Butt, David. Using Functional Grammar: An Explorer's Guide. 2nd ed. Sydney: National centre for English language teaching and research, Macquarie University, 2000.

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