APA (7th ed.) Citation

BBC Worldwide Ltd. & Infobase. (2008). Barbarians at the Gate: Beijing, Biography of an Imperial Capital. BBC Worldwide Ltd.

Chicago Style (17th ed.) Citation

BBC Worldwide Ltd., and Infobase. Barbarians At the Gate: Beijing, Biography of an Imperial Capital. [Place of publication not identified]: BBC Worldwide Ltd, 2008.

MLA (8th ed.) Citation

BBC Worldwide Ltd., and Infobase. Barbarians At the Gate: Beijing, Biography of an Imperial Capital. BBC Worldwide Ltd, 2008.