Pyle, M. A. (2010). Cliffs Toefl Preparation Guide: Includes all the latest changes in TOEFL (Rivised and Expanded). Thành phố Hồ Chí Minh: Nxb. Trẻ.
Chicago ZitierstilPyle, Michael A. Cliffs Toefl Preparation Guide: Includes All the Latest Changes in TOEFL (Rivised and Expanded). Thành phố Hồ Chí Minh: Nxb. Trẻ, 2010.
MLA ZitierstilPyle, Michael A. Cliffs Toefl Preparation Guide: Includes All the Latest Changes in TOEFL (Rivised and Expanded). Thành phố Hồ Chí Minh: Nxb. Trẻ, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.