APA Citation

 Edmunds, P. (2011).  Developing skills for the TOEFL iBT: Intermediate.  Trẻ.

Chicago Style Citation

 Edmunds, Paul.  Developing Skills for the TOEFL IBT: Intermediate.  Trẻ, 2011.

MLA Citation

 Edmunds, Paul.  Developing Skills for the TOEFL IBT: Intermediate.  Trẻ, 2011.

Warning: These citations may not always be 100% accurate.