Biber, D. (1999). Longman grammar of spoken and written English (1. publ., 2. impr.). Harlow.
Chicago Style CitationBiber, Douglas. Longman Grammar of Spoken and Written English. 1. publ., 2. impr. Harlow, 1999.
Cita MLABiber, Douglas. Longman Grammar of Spoken and Written English. 1. publ., 2. impr. Harlow, 1999.
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