APA aipamena

Pierce, D., & Douglas Pierce; Sean Kinsell. (2008). The princeton review Cracking the TOEFL iBT. Tp. Hồ Chí Minh: Trẻ.

Chicago Style aipamena

Pierce, Douglas, và Douglas Pierce; Sean Kinsell. The Princeton Review Cracking the TOEFL IBT. Tp. Hồ Chí Minh: Trẻ, 2008.

MLA aipamena

Pierce, Douglas, và Douglas Pierce; Sean Kinsell. The Princeton Review Cracking the TOEFL IBT. Tp. Hồ Chí Minh: Trẻ, 2008.