Dixon, R. M. W. (2005). A semantic approach to English grammar (Rev. and enl. 2nd ed.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Dixon, Robert M. W. A Semantic Approach to English Grammar. Rev. and enl. 2nd ed. Oxford ; New York: Oxford University Press, 2005.
Lua MLA (9ú heag.)Dixon, Robert M. W. A Semantic Approach to English Grammar. Rev. and enl. 2nd ed. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.