Mackey, W. F. The description of bilingualism: William F. Mackey. The Bilingualism Reader.(2000).
Lua i Stíl Chicago (17ú heag.)Mackey, William F. "The Description of Bilingualism: William F. Mackey." The Bilingualism Reader.(2000) .
Lua MLA (8ú heag.)Mackey, William F. "The Description of Bilingualism: William F. Mackey." The Bilingualism Reader.(2000), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.