APA Citation

Knowles, G. (1987). Patterns of spoken english: An introduction to english phonetics. (1a. ed.). Estados Unidos: Longman.

Chicago Style Citation

Knowles, Gerald. Patterns of Spoken English: An Introduction to English Phonetics. 1a. ed. Estados Unidos: Longman, 1987.

MLA Citation

Knowles, Gerald. Patterns of Spoken English: An Introduction to English Phonetics. 1a. ed. Estados Unidos: Longman, 1987.

Warning: These citations may not always be 100% accurate.