APA (7th ed.) Citation

Hatherley, E., Pringle, K., & Russell, G. (2017). The world's most extraordinary people. BBC Worldwide.

Chicago Style (17th ed.) Citation

Hatherley, Emma, Kate Pringle, and Graham Russell. The World's Most Extraordinary People. London, England: BBC Worldwide, 2017.

MLA (9th ed.) Citation

Hatherley, Emma, et al. The World's Most Extraordinary People. BBC Worldwide, 2017.