8Leech, G. The Value of a Corpus in English Language Research: a Reappraisal [ A ]. W. Teubert & R. Krishnamurthy. Corpus Linguistics. Vol. 1 [ C ]. London and New York : Routledge, 2007.
9Williams, B. The Status of Corpora as Linguistic Data [ A ]. G. Knowles et al. Working with Speech [ C]. London: Addison Wesley Longman Ltd., 1996.
10Svartvik, J. & Quirk R. A Corpus of English Conversation [ C ]. Lurid : Lund University Press, 1980.