Pyle, M. A. (2001). Cliffs test prep Toefl CBT. Tp.HCM: Nxb Trẻ.
Trích dẫn kiểu ChicagoPyle, Michael A. Cliffs Test Prep Toefl CBT. Tp.HCM: Nxb Trẻ, 2001.
MLA引文Pyle, Michael A. Cliffs Test Prep Toefl CBT. Tp.HCM: Nxb Trẻ, 2001.
警告:這些引文格式不一定是100%准確.