Cita APA

Orion, G. F. (2012). Pronouncing american english: Sounds, stress, and intonation (Third edition.). Boston, Massachusetts: Heinle Cengage Learning.

Citación estilo Chicago

Orion, Gertrude F.. Pronouncing American English: Sounds, Stress, and Intonation. Third edition. Boston, Massachusetts: Heinle Cengage Learning, 2012.

Cita MLA

Orion, Gertrude F.. Pronouncing American English: Sounds, Stress, and Intonation. Third edition. Boston, Massachusetts: Heinle Cengage Learning, 2012.