APA

تأليف Roach P., .Phonetics. New York:Cambridge University Press,2009: .

Chicago

تأليف Roach Peter, .Phonetics. New York:Cambridge University Press,2009: .

Harvard

تأليف Roach P., .Phonetics. New York:Cambridge University Press,2009: .

MLA

تأليف Roach Peter, .New York:Cambridge University Press,2009: . .