Cita APA (7th ed.)
Ward, I. C. (1945). The phonetics of english. (4a. ed.). Cambridge: W. Heffer.
Cita Chicago (17th ed.)
Ward, Ida C. The Phonetics of English. 4a. ed. Londres: Cambridge: W. Heffer, 1945.
Cita MLA (9th ed.)
Ward, Ida C. The Phonetics of English. 4a. ed. Cambridge: W. Heffer, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.