APA (7th ed.) Citation

Conrad, J. (1963). Heart of darkness: An authoritative text, backgrounds and sources, essays in criticism. Norton.

Chicago Style (17th ed.) Citation

Conrad, Joseph. Heart of Darkness: An Authoritative Text, Backgrounds and Sources, Essays in Criticism. New York: Norton, 1963.

MLA (9th ed.) Citation

Conrad, Joseph. Heart of Darkness: An Authoritative Text, Backgrounds and Sources, Essays in Criticism. Norton, 1963.