Herbertson, A. J., & Howarth, O. J. R. (1914). The Oxford survey of the British Empire. Clarendon Press.
Lua i Stíl Chicago (17ú heag.)Herbertson, A. J., agus O. J. R. Howarth. The Oxford Survey of the British Empire. Oxford: Clarendon Press, 1914.
Lua MLA (8ú heag.)Herbertson, A. J., agus O. J. R. Howarth. The Oxford Survey of the British Empire. Clarendon Press, 1914.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.