APA (7th ed.) Citation

Debord, G., & Nicholson-Smith, D. (2008). A sick planet. Seagull Books.

Chicago Style (17th ed.) Citation

Debord, Guy, and Donald Nicholson-Smith. A Sick Planet. Oxford ; New York: Seagull Books, 2008.

MLA (9th ed.) Citation

Debord, Guy, and Donald Nicholson-Smith. A Sick Planet. Seagull Books, 2008.