Sarah Jones. (1998). Getting ahead: A communication skills course for Business English. Hà Nội: Thống Kê.
Chicago Stili AlıntıSarah Jones. Getting Ahead: A Communication Skills Course for Business English. Hà Nội: Thống Kê, 1998.
MLA AlıntıSarah Jones. Getting Ahead: A Communication Skills Course for Business English. Hà Nội: Thống Kê, 1998.
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