APA (7th ed.) Zitazioa
Murphy, R. (2006). Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. Cambridge University.
Chicago Style (17th ed.) Zitazioa
Murphy, Raymond. Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. USA: Cambridge University, 2006.
MLA (9th ed.) Zitazioa
Murphy, Raymond. Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. Cambridge University, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.