APA (7th ed.) Citation

Bell, S., & Gravelle, M. (2018). Rituals (natural history). BBC Worldwide.

Chicago Style (17th ed.) Citation

Bell, Simon, and Matthew Gravelle. Rituals (natural History). London, England: BBC Worldwide, 2018.

MLA (9th ed.) Citation

Bell, Simon, and Matthew Gravelle. Rituals (natural History). BBC Worldwide, 2018.

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