एपीए उद्धरण

(2001). Learner English: A teacher's guide to interference and other problems. Cambridge, UK: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Learner English: A Teacher's Guide to Interference and Other Problems. Cambridge, UK: Cambridge University Press, 2001.

एमएलए उद्धरण

Learner English: A Teacher's Guide to Interference and Other Problems. Cambridge, UK: Cambridge University Press, 2001.