(1991). Headway teacher's book: Pre-intermediate. New York 0: Oxford University Press.
Trích dẫn kiểu ChicagoHeadway Teacher's Book: Pre-intermediate. New York 0: Oxford University Press, 1991.
ציטוט MLAHeadway Teacher's Book: Pre-intermediate. New York 0: Oxford University Press, 1991.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.