APA (7th ed.) Citation

Adams, R. (1991). Joseph Conrad: Heart of darkness (1. publ.). Penguin Books.

Chicago Style (17th ed.) Citation

Adams, Richard. Joseph Conrad: Heart of Darkness. 1. publ. London u.a: Penguin Books, 1991.

MLA (9th ed.) Citation

Adams, Richard. Joseph Conrad: Heart of Darkness. 1. publ. Penguin Books, 1991.