(2001). Learner English: A teacher's guide to interference and other problems. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoLearner English: A Teacher's Guide to Interference and Other Problems. Cambridge, UK: Cambridge University Press, 2001.
MLA引文Learner English: A Teacher's Guide to Interference and Other Problems. Cambridge, UK: Cambridge University Press, 2001.
警告:這些引文格式不一定是100%准確.