Cita APA

O"connor, J., & Fletcher, C. (1989). Sounds English: A Pronunciation Practice Book. London: Longman.

Chicago Style Citation

O"connor, J.d., i Clare Fletcher. Sounds English: A Pronunciation Practice Book. London: Longman, 1989.

Cita MLA

O"connor, J.d., i Clare Fletcher. Sounds English: A Pronunciation Practice Book. London: Longman, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.