APA Цитирование

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

Chicago-стиль цитирования

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

MLA-цитирование

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

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.