एपीए उद्धरण

Martin Hewings. (1999). Advanced grammar in use: A self-study reference and practice book for advanced learners of English with answers. Cambridge, Uk: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Martin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English With Answers. Cambridge, Uk: Cambridge University Press, 1999.

एमएलए उद्धरण

Martin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English With Answers. Cambridge, Uk: Cambridge University Press, 1999.