Murphy, R., & Raymond Murphy. (2004). English grammar in use: A reference and practice book for intermediate stufents of English. Cambridge, UK,New York: Cambridge University Press.
Chicago Style aipamenaMurphy, Raymond, và Raymond Murphy. English Grammar in Use: A Reference and Practice Book for Intermediate Stufents of English. Cambridge, UK,New York: Cambridge University Press, 2004.
MLA aipamenaMurphy, Raymond, và Raymond Murphy. English Grammar in Use: A Reference and Practice Book for Intermediate Stufents of English. Cambridge, UK,New York: Cambridge University Press, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.