Linguaforum. (2010). A1 TOEFL IBT: Speaking. Tp.Hồ Chí Minh: Trẻ;Kelt.
Trích dẫn kiểu ChicagoLinguaforum. A1 TOEFL IBT: Speaking. Tp.Hồ Chí Minh: Trẻ;Kelt, 2010.
MLA引文Linguaforum. A1 TOEFL IBT: Speaking. Tp.Hồ Chí Minh: Trẻ;Kelt, 2010.
警告:這些引文格式不一定是100%准確.