Παραπομπή APA

(2000). Headway ( Intermediate ): Student's book & workbook. Thành phố Hồ Chí Minh: Trẻ.

Παραπομπή Chicago Style

Headway ( Intermediate ): Student's Book & Workbook. Thành phố Hồ Chí Minh: Trẻ, 2000.

Παραπομπή MLA

Headway ( Intermediate ): Student's Book & Workbook. Thành phố Hồ Chí Minh: Trẻ, 2000.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.