APA (7th ed.) Citation

Livingstone, T. (1990). Horizon. BBC Worldwide.

Chicago Style (17th ed.) Citation

Livingstone, Tessa. Horizon. London, England: BBC Worldwide, 1990.

MLA (9th ed.) Citation

Livingstone, Tessa. Horizon. BBC Worldwide, 1990.

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