APA Цитирование

Nguyễn Đức An Vi. (2002). Advantages and disadvantages of the current speaking materials used for the fist and second year students.

Chicago-стиль цитирования

Nguyễn Đức An Vi. Advantages and Disadvantages of the Current Speaking Materials Used for the Fist and Second Year Students. 2002.

MLA-цитирование

Nguyễn Đức An Vi. Advantages and Disadvantages of the Current Speaking Materials Used for the Fist and Second Year Students. 2002.

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