Worcester, A., Lark Bowerman, & Eric Williamson. (2011). Building skills for the toefl ibt: Beginning. Hồ Chí Minh: Trẻ.
Chicago-стиль цитированияWorcester, Adam, Lark Bowerman, và Eric Williamson. Building Skills for the Toefl Ibt: Beginning. Hồ Chí Minh: Trẻ, 2011.
MLA-цитированиеWorcester, Adam, Lark Bowerman, và Eric Williamson. Building Skills for the Toefl Ibt: Beginning. Hồ Chí Minh: Trẻ, 2011.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.