Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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