Citazione Stile APA (7a Edizione)

Murphy, R. (2012). English grammar in use: A self-study reference and practice book for intermediate learners of english (cuarta edición.). Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Murphy, Raymond. English Grammar in Use: A Self-study Reference and Practice Book for Intermediate Learners of English. cuarta edición. Cambridge: Cambridge University Press, 2012.

Citatione MLA (9a ed.)

Murphy, Raymond. English Grammar in Use: A Self-study Reference and Practice Book for Intermediate Learners of English. cuarta edición. Cambridge University Press, 2012.