APA (7th ed.) Citation

Cordey, H., Fothergill, A., & Attenborough, D. (2006). Planet Earth. BBC Worldwide.

Chicago Style (17th ed.) Citation

Cordey, Huw, Alastair Fothergill, and David Attenborough. Planet Earth. London: BBC Worldwide, 2006.

MLA (9th ed.) Citation

Cordey, Huw, et al. Planet Earth. BBC Worldwide, 2006.