Cita APA

Nguyễn Thanh Ngọc. (2015). An investigation into the use of refusals in business correspondence in english.

Chicago Style Citation

Nguyễn Thanh Ngọc. An Investigation Into the Use of Refusals in Business Correspondence in English. 2015.

Cita MLA

Nguyễn Thanh Ngọc. An Investigation Into the Use of Refusals in Business Correspondence in English. 2015.

Atenció: Aquestes cites poden no estar 100% correctes.