Citazione Stile APA (7a Edizione)
Murphy, R. (2006). Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. Cambridge University.
Citazione stile Chigago Style (17a edizione)
Murphy, Raymond. Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. USA: Cambridge University, 2006.
Citatione MLA (9a ed.)
Murphy, Raymond. Intermediate English Grammer: A Self-study Reference and Practice Book for Intermediate Students of English - with Answers. Cambridge University, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.