Swan, M. (2005). Practical english usage (3rd ed.). Oxford: Oxford Univ. Press.
Trích dẫn kiểu ChicagoSwan, Michael. Practical English Usage. 3rd ed. Oxford: Oxford Univ. Press, 2005.
MLA引文Swan, Michael. Practical English Usage. 3rd ed. Oxford: Oxford Univ. Press, 2005.
警告:這些引文格式不一定是100%准確.