Littlejohn, A. (2000). Cambridge English worldwide: Student's book. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoLittlejohn, Andrew. Cambridge English Worldwide: Student's Book. Cambridge, UK: Cambridge University Press, 2000.
ציטוט MLALittlejohn, Andrew. Cambridge English Worldwide: Student's Book. Cambridge, UK: Cambridge University Press, 2000.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.