Harding, K. (2000). Going international English for tourism. Oxford: Oxford University Press.
Trích dẫn kiểu ChicagoHarding, Keith. Going International English for Tourism. Oxford: Oxford University Press, 2000.
MLA引文Harding, Keith. Going International English for Tourism. Oxford: Oxford University Press, 2000.
警告:这些引文格式不一定是100%准确.