APA (7th ed.) Citation

Mendham, L., Farnham, J., & Okonedo, S. (2017). Horizon. BBC Worldwide.

Chicago Style (17th ed.) Citation

Mendham, Luke, Jacqui Farnham, and Sophie Okonedo. Horizon. London, England: BBC Worldwide, 2017.

MLA (9th ed.) Citation

Mendham, Luke, et al. Horizon. BBC Worldwide, 2017.