Cita APA (7a ed.)

Baker, A., & Goldstein, S. (1990). Pronunciation pairs: An introductory course for students of english. Cambridge University.

Cita Chicago Style (17a ed.)

Baker, Ann, y Sharon Goldstein. Pronunciation Pairs: An Introductory Course for Students of English. Cambridge: Cambridge University, 1990.

Cita MLA (8a ed.)

Baker, Ann, y Sharon Goldstein. Pronunciation Pairs: An Introductory Course for Students of English. Cambridge University, 1990.