APA (7th ed.) Citation

Bloomberg News (Firm), Keene, T., & Regan, T. (2013). Amazon may be taking over the world. Bloomberg.

Chicago Style (17th ed.) Citation

Bloomberg News (Firm), Tom Keene, and Trish Regan. Amazon May Be Taking over the World. New York: Bloomberg, 2013.

MLA (9th ed.) Citation

Bloomberg News (Firm), et al. Amazon May Be Taking over the World. Bloomberg, 2013.