Cita APA (7th ed.)
TOEFL. (2024). The Official Guide to the TOEFL iBT Test. McGraw hill Education.
Cita Chicago (17th ed.)
TOEFL. The Official Guide to the TOEFL IBT Test. New Delhi: McGraw hill Education, 2024.
Cita MLA (9th ed.)
TOEFL. The Official Guide to the TOEFL IBT Test. McGraw hill Education, 2024.
Atenció: Aquestes cites poden no estar 100% correctes.