Murphy, r. (1998). English grammar in use: A reference and practice book intermediate students. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Murphy, raymond. English Grammar in Use: A Reference and Practice Book Intermediate Students. Cambridge University Press, 1998.
Lua MLA (9ú heag.)Murphy, raymond. English Grammar in Use: A Reference and Practice Book Intermediate Students. Cambridge University Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.