Littlewood, William
Communicative language teaching : an introduction
Cambridge University Press, 1994
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Littlewood, William
Communicative language teaching : an introduction
Cambridge Uniiversity Press , 1983
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Munby, John
Communicative syllabus design: a sociolinguistic model for defining the content of purpose-specific language programmes / John Munby
Cambridge Uniiversity Press , 1985
 Buku Teks SO
The effect of communicative language teaching and direct method on students' ability in writing narrative text grade XI-2 and XI-3 SMAN 2 Kabanjahe
 Artikel Jurnal
Littlewood, William
Comnunicative language teaching : an introduction
Cambridge University Press, 1998
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