Thomson, A. J. (1989). A practical English grammar. Oxford, UK: Oxford University Press.
Trích dẫn kiểu ChicagoThomson, A J. A Practical English Grammar. Oxford, UK: Oxford University Press, 1989.
MLA引文Thomson, A J. A Practical English Grammar. Oxford, UK: Oxford University Press, 1989.
警告：這些引文格式不一定是100％准確.