Cita APA

Baker, A. 1., & Goldstein, S. (1990). Pronunciation pairs: Teacher's manual. United States: Cambridge University Press.

Citación estilo Chicago

Baker, Ann 1923-, y Sharon Goldstein. Pronunciation Pairs: Teacher's Manual. United States: Cambridge University Press, 1990.

Cita MLA

Baker, Ann 1923-, y Sharon Goldstein. Pronunciation Pairs: Teacher's Manual. United States: Cambridge University Press, 1990.