Bloomfield, M. W., & Haugen, E. I. (1974). Language as a human problem. Norton.
Lua i Stíl Chicago (17ú heag.)Bloomfield, Morton W., agus Einar Ingvald Haugen. Language as a Human Problem. New York: Norton, 1974.
Lua MLA (9ú heag.)Bloomfield, Morton W., agus Einar Ingvald Haugen. Language as a Human Problem. Norton, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.