APA (7th ed.) Citation

Tan, S., Seidenberg, S., Gill, A., & Ellery, M. (2008). Barbarians at the gate. British Broadcasting Corp. (BBC).

Chicago Style (17th ed.) Citation

Tan, Sharon, Steven Seidenberg, Asha Gill, and Mike Ellery. Barbarians at the Gate. London, England: British Broadcasting Corp. (BBC), 2008.

MLA (9th ed.) Citation

Tan, Sharon, et al. Barbarians at the Gate. British Broadcasting Corp. (BBC), 2008.