APA (7th ed.) Citation

Conrad, J. (1988). Heart of darkness: An authoritative text, backgrounds and sources, criticism (3. ed.). Norton.

Chicago Style (17th ed.) Citation

Conrad, Joseph. Heart of Darkness: An Authoritative Text, Backgrounds and Sources, Criticism. 3. ed. New York [u.a.]: Norton, 1988.

MLA (9th ed.) Citation

Conrad, Joseph. Heart of Darkness: An Authoritative Text, Backgrounds and Sources, Criticism. 3. ed. Norton, 1988.