HAYDEN. (1956). Mastering American engglish: A handbook-workbook ofessentials. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)HAYDEN. Mastering American Engglish: A Handbook-workbook Ofessentials. New York: Prentice-Hall, 1956.
Citatione MLA (9a ed.)HAYDEN. Mastering American Engglish: A Handbook-workbook Ofessentials. Prentice-Hall, 1956.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.