APA (7th ed.) Citation

Charles, E., Cordey, H., & Attenborough, D. (2020). A perfect planet. BBC Worldwide.

Chicago Style (17th ed.) Citation

Charles, Ed, Huw Cordey, and David Attenborough. A Perfect Planet. London, England: BBC Worldwide, 2020.

MLA (9th ed.) Citation

Charles, Ed, et al. A Perfect Planet. BBC Worldwide, 2020.