APA (7th ed.) Citation

Cream Productions, National Geographic Channel (Television station : Washington, D.C.), ProSieben (Firm), History Television, Sevenone (Firm), National Geographic Society (U.S.), . . . Cathey, R. E. (2008). Aftermath: Population zero. National Geographic.

Chicago Style (17th ed.) Citation

Cream Productions, D.C.) National Geographic Channel (Television station : Washington, ProSieben (Firm), History Television, Sevenone (Firm), National Geographic Society (U.S.), Steve Milton, Christopher Rowley, and Reg E. Cathey. Aftermath: Population Zero. [Washington, D.C.]: National Geographic, 2008.

MLA (9th ed.) Citation

Cream Productions, et al. Aftermath: Population Zero. National Geographic, 2008.