APA (7th ed.) Citation

Sage, H., & Hunter, K. (2013). Horizon. BBC Worldwide.

Chicago Style (17th ed.) Citation

Sage, Helen, and Kelly Hunter. Horizon. London, England: BBC Worldwide, 2013.

MLA (9th ed.) Citation

Sage, Helen, and Kelly Hunter. Horizon. BBC Worldwide, 2013.

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