APA

Jenkis J., .The phonology of english as an international language. New York, United States of America: Oxford University Press, 2000: .

Chicago

Jenkis Jennifer, .The phonology of english as an international language. New York, United States of America: Oxford University Press, 2000: .

Harvard

Jenkis J., .The phonology of english as an international language. New York, United States of America: Oxford University Press, 2000: .

MLA

Jenkis Jennifer, .New York, United States of America: Oxford University Press, 2000: . .