O'Driscoll, N. (2001). Big City: Teacher's book : Level 1. Oxford: Oxford Univ. Press.
Trích dẫn kiểu ChicagoO'Driscoll, Nina. Big City: Teacher's Book : Level 1. Oxford: Oxford Univ. Press, 2001.
MLA引文O'Driscoll, Nina. Big City: Teacher's Book : Level 1. Oxford: Oxford Univ. Press, 2001.
警告:这些引文格式不一定是100%准确.