एपीए उद्धरण

Warren,Helen. (1994). Learner's dictionary of English Iditions. Oxford University Press.

शिकागो स्टाइल उद्धरण

Warren,Helen. Learner's Dictionary of English Iditions. Oxford University Press, 1994.

एमएलए उद्धरण

Warren,Helen. Learner's Dictionary of English Iditions. Oxford University Press, 1994.