Đoàn,Thị Hồng Nguyễn, & Nguyễn Thị Quỳnh Hoa. (2015). An investigation into assertives in presidents’ welcome messages on official websites of colleges and universities in the usa. ĐHĐN: ĐHĐN.
シカゴスタイル引用形Đoàn,Thị Hồng Nguyễn, , Nguyễn Thị Quỳnh Hoa. An Investigation Into Assertives in Presidents’ Welcome Messages On Official Websites of Colleges and Universities in the Usa. ĐHĐN: ĐHĐN, 2015.
MLA引用形式Đoàn,Thị Hồng Nguyễn, , Nguyễn Thị Quỳnh Hoa. An Investigation Into Assertives in Presidents’ Welcome Messages On Official Websites of Colleges and Universities in the Usa. ĐHĐN: ĐHĐN, 2015.
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