Bonamy D. David. (2011). Technical English 4: Course Book. Harlow, Longman, 2011.
Chicago Style (17th ed.) CitationBonamy D. David. Technical English 4: Course Book. Harlow, Longman, 2011, 2011.
MLA (9th ed.) CitationBonamy D. David. Technical English 4: Course Book. Harlow, Longman, 2011, 2011.
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