Drabble, M., & Stringer, J. (1990). The concise Oxford companion to English literature. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Drabble, Margaret, agus Jenny Stringer. The Concise Oxford Companion to English Literature. Oxford: Oxford University Press, 1990.
Lua MLA (9ú heag.)Drabble, Margaret, agus Jenny Stringer. The Concise Oxford Companion to English Literature. Oxford University Press, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.