APA (7th ed.) Citation

Klimkowski, J., & Havers, N. (1998). QED. BBC Worldwide.

Chicago Style (17th ed.) Citation

Klimkowski, Jan, and Nigel Havers. QED. London, England: BBC Worldwide, 1998.

MLA (9th ed.) Citation

Klimkowski, Jan, and Nigel Havers. QED. BBC Worldwide, 1998.