Conrad, J., Cunninghame Graham, R. B., & Watts, C. (1969). Joseph Conrad's letters to R. B. Cunninghame Graham. Cambridge U.P..
Lua i Stíl Chicago (17ú heag.)Conrad, Joseph, R. B. Cunninghame Graham, agus Cedric Watts. Joseph Conrad's Letters to R. B. Cunninghame Graham. London: Cambridge U.P., 1969.
Lua MLA (8ú heag.)Conrad, Joseph, et al. Joseph Conrad's Letters to R. B. Cunninghame Graham. Cambridge U.P., 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.