Cita APA

Pennington, M. C., & Pennington, M. C. (1996). Phonology in english language teaching: An international approach. London, Sydney: Longman.

Citación estilo Chicago

Pennington, Martha Carswell, y Martha Carswell Pennington. Phonology in English Language Teaching: An International Approach. London, Sydney: Longman, 1996.

Cita MLA

Pennington, Martha Carswell, y Martha Carswell Pennington. Phonology in English Language Teaching: An International Approach. London, Sydney: Longman, 1996.