Yule, G. U. (1944). The statistical study of literary vocabulary. The University Press.
Lua i Stíl Chicago (17ú heag.)Yule, George Udny. The Statistical Study of Literary Vocabulary. Cambridge [Eng.]: The University Press, 1944.
Lua MLA (8ú heag.)Yule, George Udny. The Statistical Study of Literary Vocabulary. The University Press, 1944.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.