Style de citation APA

O'Connor, J. D., & Fletcher, C. (1990). Sounds English: A pronunciation practice book. TP. HCM: Tổng hợp.

Style de citation Chicago

O'Connor, J. D., et Clare Fletcher. Sounds English: A Pronunciation Practice Book. TP. HCM: Tổng hợp, 1990.

Style de citation MLA

O'Connor, J. D., et Clare Fletcher. Sounds English: A Pronunciation Practice Book. TP. HCM: Tổng hợp, 1990.

Attention : ces citations peuvent ne pas être correctes à 100%.