Karl, F. R. (1960). A reader's guide to Joseph Conrad. Noonday Press.
Lua i Stíl Chicago (17ú heag.)Karl, Frederick Robert. A Reader's Guide to Joseph Conrad. New York: Noonday Press, 1960.
Lua MLA (9ú heag.)Karl, Frederick Robert. A Reader's Guide to Joseph Conrad. Noonday Press, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.