Dyfyniad APA

(2008). Toefl IBT activator writing: Advanced. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh.

Dyfyniad Arddull Chicago

Toefl IBT Activator Writing: Advanced. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2008.

Dyfyniad MLA

Toefl IBT Activator Writing: Advanced. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.