Cita APA (7th ed.)

Conrad, J., & Guerard, A. J. (1950). Heart of darkness ; and, The secret sharer. New American Library.

Cita Chicago (17th ed.)

Conrad, Joseph, i Albert J. Guerard. Heart of Darkness ; and, The Secret Sharer. New York: New American Library, 1950.

Cita MLA (8th ed.)

Conrad, Joseph, i Albert J. Guerard. Heart of Darkness ; and, The Secret Sharer. New American Library, 1950.