Cita APA

Zeter, J. (2008). Sharpening skills for the TOEFL iBT: Four practice tests. Book 1. TR.

Chicago Style Citation

Zeter, Jeff. Sharpening Skills for the TOEFL IBT: Four Practice Tests. Book 1. TR, 2008.

Cita MLA

Zeter, Jeff. Sharpening Skills for the TOEFL IBT: Four Practice Tests. Book 1. TR, 2008.

Atenció: Aquestes cites poden no estar 100% correctes.