APA (7th ed.) Citation

BBC Worldwide Ltd, Films for the Humanities & Sciences (Firm), & Infobase. (2009). Cannabis: Evil weed? Infobase.

Chicago Style (17th ed.) Citation

BBC Worldwide Ltd, Films for the Humanities & Sciences (Firm), and Infobase. Cannabis: Evil Weed? New York, N.Y.: Infobase, 2009.

MLA (9th ed.) Citation

BBC Worldwide Ltd, et al. Cannabis: Evil Weed? Infobase, 2009.