Murphy, R., & Smalzer, W. R. (2002). Basic grammar in use: Reference and practice for students of english (Second edition.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Murphy, Raymond, agus William R. Smalzer. Basic Grammar in Use: Reference and Practice for Students of English. Second edition. Cambridge: Cambridge University Press, 2002.
Lua MLA (9ú heag.)Murphy, Raymond, agus William R. Smalzer. Basic Grammar in Use: Reference and Practice for Students of English. Second edition. Cambridge University Press, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.