APA (7th ed.) Citation

Ellis-Hill, D., & Hunter, K. (2012). Horizon. BBC Worldwide.

Chicago Style (17th ed.) Citation

Ellis-Hill, Diana, and Kelly Hunter. Horizon. London, England: BBC Worldwide, 2012.

MLA (9th ed.) Citation

Ellis-Hill, Diana, and Kelly Hunter. Horizon. BBC Worldwide, 2012.

Warning: These citations may not always be 100% accurate.