Posner, R. (1996). The Romance languages. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Posner, Rebecca. The Romance Languages. Cambridge ; New York: Cambridge University Press, 1996.
Lua MLA (9ú heag.)Posner, Rebecca. The Romance Languages. Cambridge University Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.